diff --git a/app/javascript/editor/editor.js b/app/javascript/editor/editor.js.old
similarity index 96%
rename from app/javascript/editor/editor.js
rename to app/javascript/editor/editor.js.old
index d44cdb50..c96fa7f7 100644
--- a/app/javascript/editor/editor.js
+++ b/app/javascript/editor/editor.js.old
@@ -8,6 +8,8 @@ import {
 	tagNameSetFn
 } from 'editor/types'
 
+import { setMultimedia } from 'editor/types/multimedia'
+
 const origin = location.origin
 
 /*
@@ -242,17 +244,18 @@ const hasContent = (element) => {
 		else if (child.hasChildNodes() && hasContent(child)) return true
 	}
 	// TODO: verificar que los elementos tiene contenido
-	if (element.tagName === "IMG"
-		|| element.tagName === "AUDIO"
-		|| element.tagName === "VIDEO"
-		|| element.tagName === "IFRAME"
-		|| element.tagName === "BR") return true
+	if (element.tagName === "BR") return true
+	if (element.parentElement.tagName === "FIGURE"
+		&& (element.dataset.editorMultimediaElement
+			|| element.tagName === "FIGCAPTION")
+	) return true
 	return false
 }
 
 /* Limpia el elemento de contenido del editor
  * Por ahora:
  *  * Cambia el tag de los bloques no reconocidos (ver `elementIsBlock`)
+ *  * Borra <figure> sin multimedia adentro
  *  * Hace lo que hace cleanNode
  */
 const cleanContent = (contentEl) => {
@@ -264,11 +267,18 @@ const cleanContent = (contentEl) => {
 		if (child.tagName) {
 			if (elementIsParentBlock(child)) {
 				cleanContent(child)
+			} else if (child.tagName === "FIGURE") {
+				if (
+					!child.querySelector('*[data-editor-multimedia-element]')
+					&& !child.dataset.editorLoading
+				) {
+					moveChildren(child, child.parentNode, child)
+					child.parentNode.removeChild(child)
+				}
 			} else if (!elementIsBlock(child)) {
 				const el = document.createElement("p")
 				moveChildren(child, el, null)
-				contentEl.insertBefore(el, child)
-				child.parentNode.removeChild(child)
+				child.parentNode.replaceChild(el, child)
 			}
 		} else if (child.nodeType === Node.TEXT_NODE) {
 			const el = document.createElement("p")
diff --git a/app/javascript/editor/editor.ts b/app/javascript/editor/editor.ts
new file mode 100644
index 00000000..92448bb2
--- /dev/null
+++ b/app/javascript/editor/editor.ts
@@ -0,0 +1,174 @@
+import { storeContent, restoreContent } from 'editor/storage'
+import { isDirectChild, moveChildren, safeGetSelection, safeGetRangeAt } from 'editor/utils'
+import { types, EditorNode, getValidChildren, getType } from 'editor/types'
+import { setupButtons as setupMarksButtons } from 'editor/types/marks'
+import { blocks, EditorBlock, setupButtons as setupBlocksButtons } from 'editor/types/blocks'
+import { parentBlocks, parentBlockNames } from 'editor/types/parentBlocks'
+
+export interface Editor {
+	editorEl: HTMLElement,
+	toolbarEl: HTMLElement,
+	contentEl: HTMLElement,
+	wordAlertEl: HTMLElement,
+	htmlEl: HTMLTextAreaElement,
+}
+
+// Esta funcion corrije errores que pueden haber como:
+//  * que un nodo que no tiene 'text' permitido no tenga children (se les
+//    inserta un allowedChildren[0])
+//  * TODO: que haya una imágen sin <figure> o que no esté como bloque (se ponen
+//    después del bloque en el que están como bloque de por si)
+//  * TODO: convierte <i> y <b> en <em> y <strong>
+// Lo hace para que siga la estructura del documento y que no se borren por
+// cleanContent luego.
+function fixContent (editor: Editor, node: Element = editor.contentEl): void {
+	const _type = getType(node)
+	if (!_type) return
+
+	const { typeName, type } = _type
+
+	const sel = safeGetSelection(editor)
+	const range = sel && safeGetRangeAt(sel)
+
+	if (getValidChildren(node, type).length == 0) {
+		if (typeof type.handleEmpty !== 'string') {
+			const el = type.handleEmpty.create()
+			// mover cosas que pueden haber
+			// por ejemplo: cuando convertís a un <ul>, queda texto fuera del li que
+			// creamos acá
+			moveChildren(node, el, null)
+			node.appendChild(el)
+			if (range?.intersectsNode(node))
+				sel?.collapse(el)
+		}
+	}
+		
+	for (const child of node.childNodes) {
+		if (!(child instanceof Element)) continue
+		fixContent(editor, child)
+	}
+}
+
+// Esta funcion hace que los elementos del editor sigan la estructura.
+// TODO: nos falta borrar atributos (style, y básicamente cualquier otra cosa)
+// Edge cases:
+//  * no borramos los <br> por que se requieren para que los navegadores
+//    funcionen bien al escribir. no se deberían mostrar de todas maneras
+function cleanContent (editor: Editor, node: Element = editor.contentEl): void {
+	if (node.tagName === 'BR') return
+
+	const _type = getType(node)
+	if (!_type) {
+		node.parentElement?.removeChild(node)
+		return
+	}
+
+	const { type } = _type
+
+	for (const child of node.childNodes) {
+		if (child.nodeType === Node.TEXT_NODE
+			&& type.allowedChildren.indexOf('text') === -1
+		) {
+			node.removeChild(child)
+			continue
+		}
+
+		if (!(child instanceof Element)) continue
+
+		const childType = getType(child)
+		if (!childType || type.allowedChildren.indexOf(childType.typeName) === -1) {
+			// XXX: esto extrae las cosas de adentro para que no sea destructivo
+			moveChildren(child, node, child)
+			node.removeChild(child)
+			return
+		}
+
+		cleanContent(editor, child)
+	}
+
+	// solo contar children válido para ese nodo
+	const validChildrenLength = getValidChildren(node, type).length
+
+	const sel = safeGetSelection(editor)
+	const range = sel && safeGetRangeAt(sel)
+	if (type.handleEmpty === 'remove'
+		&& validChildrenLength == 0
+		//&& (!range || !range.intersectsNode(node))
+	) {
+		node.parentNode?.removeChild(node)
+		return
+	}
+}
+
+function routine (editor: Editor): void {
+	try {
+		fixContent(editor)
+		cleanContent(editor)
+		storeContent(editor)
+
+		editor.htmlEl.value = editor.contentEl.innerHTML
+	} catch (error) {
+		console.error('Hubo un problema corriendo la rutina', editor, error)
+	}
+}
+
+function setupEditor (editorEl: HTMLElement): void {
+	// XXX: ¡Esto afecta a todo el documento! ¿Quizás usar un iframe para el editor?
+	document.execCommand('defaultParagraphSeparator', false, 'p')
+
+	const toolbarEl = editorEl.querySelector<HTMLElement>('.editor-toolbar')
+	if (!toolbarEl) throw new Error('No pude encontrar .editor-toolbar')
+	const contentEl = editorEl.querySelector<HTMLElement>('.editor-content')
+	if (!contentEl) throw new Error('No pude encontrar .editor-content')
+	const wordAlertEl = editorEl.querySelector<HTMLElement>('.editor-aviso-word')
+	if (!wordAlertEl) throw new Error('No pude encontrar .editor-aviso-word')
+	const htmlEl = editorEl.querySelector<HTMLTextAreaElement>('textarea')
+	if (!htmlEl) throw new Error('No pude encontrar el textarea para el HTML')
+
+	const editor: Editor = {
+		editorEl,
+		toolbarEl,
+		contentEl,
+		wordAlertEl,
+		htmlEl,
+	}
+	console.debug('iniciando editor', editor)
+
+	// Recuperar el contenido si hay algo guardado, si tuviéramos un campo
+	// de última edición podríamos saber si el artículo fue editado
+	// después o la versión local es la última.
+	//
+	// TODO: Preguntar si se lo quiere recuperar.
+	restoreContent(editor)
+
+	// Word alert
+	editor.contentEl.addEventListener('paste', () => {
+		editor.wordAlertEl.style.display = 'block'
+	})
+
+	// Setup routine listeners
+	const observer = new MutationObserver(() => routine(editor))
+	observer.observe(contentEl, {
+		childList: true,
+		attributes: true,
+		subtree: true,
+		characterData: true,
+	})
+
+	document.addEventListener("selectionchange", () => routine(editor))
+
+	// Setup botones
+	setupMarksButtons(editor)
+	setupBlocksButtons(editor)
+
+	// Finally...
+	routine(editor)
+}
+
+document.addEventListener("turbolinks:load", () => {
+	for (const editorEl of document.querySelectorAll<HTMLElement>('.editor')) {
+		if (!editorEl.querySelector('.editor-toolbar')) continue
+
+		setupEditor(editorEl)
+	}
+})
diff --git a/app/javascript/editor/storage.ts b/app/javascript/editor/storage.ts
new file mode 100644
index 00000000..df27d59c
--- /dev/null
+++ b/app/javascript/editor/storage.ts
@@ -0,0 +1,32 @@
+import { Editor } from 'editor/editor'
+
+/*
+ * Guarda una copia local de los cambios para poder recuperarlos
+ * después.
+ *
+ * Usamos la URL completa sin anchors.
+ */
+function getStorageKey (editor: Editor): string {
+	const keyEl = editor.editorEl.querySelector<HTMLInputElement>('[data-target="storage-key"]')
+	if (!keyEl) throw new Error('No encuentro la llave para guardar los artículos')
+	return keyEl.value
+}
+
+export function forgetContent (storedKey: string): void {
+	window.localStorage.removeItem(storedKey)
+}
+
+export function storeContent (editor: Editor): void {
+	if (editor.contentEl.innerText.trim().length === 0) return
+
+	window.localStorage.setItem(getStorageKey(editor), editor.contentEl.innerHTML)
+}
+
+export function restoreContent (editor: Editor): void {
+	const content = window.localStorage.getItem(getStorageKey(editor))
+
+	if (!content) return
+	if (content.trim().length === 0) return
+
+	editor.contentEl.innerHTML = content
+}
diff --git a/app/javascript/editor/types.ts b/app/javascript/editor/types.ts
new file mode 100644
index 00000000..86b0093e
--- /dev/null
+++ b/app/javascript/editor/types.ts
@@ -0,0 +1,57 @@
+import { marks } from 'editor/types/marks'
+import { blocks, li, blockNames, EditorBlock } from 'editor/types/blocks'
+import { parentBlocks } from 'editor/types/parentBlocks'
+
+export interface EditorNode {
+	selector: string,
+	// la string es el nombre en la gran lista de types O 'text'
+	// XXX: esto es un hack para no poner EditorNode dentro de EditorNode,
+	// quizás podemos hacer que esto sea una función que retorna bool
+	allowedChildren: string[],
+
+	// * si es 'do-nothing', no hace nada si está vacío (esto es para cuando
+	//   permitís 'text' entonces se puede tipear adentro, ej: párrafo vacío)
+	// * si es 'remove', sacamos el coso si está vacío.
+	//   ej: strong: { handleNothing: 'remove' }
+	// * si es un block, insertamos el bloque y movemos la selección ahí
+	//   ej: ul: { handleNothing: li }
+	handleEmpty: 'do-nothing' | 'remove' | EditorBlock,
+
+	create: () => HTMLElement,
+}
+
+export const types: { [propName: string]: EditorNode } = {
+	...marks,
+	...blocks,
+	li,
+	...parentBlocks,
+	contentEl: {
+		selector: '.editor-content',
+		allowedChildren: [...blockNames, ...Object.keys(parentBlocks)],
+		handleEmpty: blocks.paragraph,
+		create: () => { throw new Error('se intentó crear contentEl') }
+	},
+}
+
+export function getType (node: Element): { typeName: string, type: EditorNode } | null {
+	for (let [typeName, type] of Object.entries(types)) {
+		if (node.matches(type.selector)) return { typeName, type }
+	}
+	return null
+}
+
+export function getValidChildren (node: Element, type: EditorNode): Node[] {
+	return [...node.childNodes].filter(n => {
+		// si permite texto y esto es un texto, es válido
+		if (n.nodeType === Node.TEXT_NODE)
+			return type.allowedChildren.includes('text')
+
+		// si no es un elemento, no es válido
+		if (!(n instanceof Element))
+			return false
+
+		const t = getType(n)
+		if (!t) return false
+		return type.allowedChildren.includes(t.typeName)
+	})
+}
diff --git a/app/javascript/editor/types/blocks.ts b/app/javascript/editor/types/blocks.ts
new file mode 100644
index 00000000..e81ab013
--- /dev/null
+++ b/app/javascript/editor/types/blocks.ts
@@ -0,0 +1,101 @@
+import { Editor } from 'editor/editor'
+import { safeGetSelection, safeGetRangeAt, moveChildren } from 'editor/utils'
+import { EditorNode, getType } from 'editor/types'
+import { markNames } from 'editor/types/marks'
+import { parentBlockNames } from 'editor/types/parentBlocks'
+
+// TODO: implementar multimedia como otro tipo! ya que no puede tener children
+// debe ser tratado distinto que los bloques (quizás EditorBlockWithText y
+// EditorBlock o algo así)
+
+export interface EditorBlock extends EditorNode {
+}
+
+export const blockNames = ['paragraph', 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'unordered_list', 'ordered_list']
+
+function makeBlock (tag: string): EditorBlock {
+	return {
+		selector: tag,
+		allowedChildren: [...markNames, 'text'],
+		handleEmpty: 'do-nothing',
+		create: () => {
+			const el = document.createElement(tag)
+			return el
+			//moveChildren(el, newEl, null)
+			//el.parentNode!.replaceChild(newEl, el)
+			//// TODO: mantener la selección
+			//const sel = window.getSelection()
+			//sel && sel.collapse(newEl, 0)
+		},
+	}
+}
+
+export const li: EditorBlock = makeBlock('li')
+
+// XXX: si agregás algo acá, agregalo a blockNames
+// (y probablemente le quieras hacer un botón en app/views/posts/attributes/_content.haml)
+export const blocks: { [propName: string]: EditorBlock } = {
+	paragraph: makeBlock('p'),
+	h1: makeBlock('h1'),
+	h2: makeBlock('h2'),
+	h3: makeBlock('h3'),
+	h4: makeBlock('h4'),
+	h5: makeBlock('h5'),
+	h6: makeBlock('h6'),
+	unordered_list: {
+		...makeBlock('ul'),
+		allowedChildren: ['li'],
+		handleEmpty: li,
+	},
+	ordered_list: {
+		...makeBlock('ol'),
+		allowedChildren: ['li'],
+		handleEmpty: li,
+	},
+}
+
+export function setupButtons (editor: Editor): void {
+	for (const [ name, type ] of Object.entries(blocks)) {
+		const buttonEl = editor.toolbarEl.querySelector(`[data-editor-button="block-${name}"]`)
+		if (!buttonEl) continue
+		buttonEl.addEventListener("click", event => {
+			event.preventDefault()
+
+			const sel = safeGetSelection(editor)
+			if (!sel) return
+			const range = safeGetRangeAt(sel)
+			if (!range) return
+
+			let blockEl = sel.anchorNode
+			while (true) {
+				if (!blockEl) throw new Error('WTF')
+				if (!blockEl.parentElement) throw new Error('No pude encontrar contentEl!') 
+
+				let type = getType(blockEl.parentElement)
+				if (!type) throw new Error('La selección está en algo que no es un type!')
+
+				if (type.typeName === 'contentEl'
+					|| parentBlockNames.includes(type.typeName)
+				) break
+
+				blockEl = blockEl.parentElement
+			}
+			if (!(blockEl instanceof Element))
+				throw new Error('La selección no está en un elemento!')
+
+			const parentEl = blockEl.parentElement
+			if (!parentEl) throw new Error('Inesperado')
+
+			let replacementType = blockEl.matches(type.selector)
+				? blocks.paragraph
+				: type
+
+			const el = replacementType.create()
+			moveChildren(blockEl, el, null)
+			parentEl.replaceChild(el, blockEl)
+			sel.collapse(el)
+
+			return false
+		})
+	}
+}
diff --git a/app/javascript/editor/types/marks.ts b/app/javascript/editor/types/marks.ts
new file mode 100644
index 00000000..560f3f6d
--- /dev/null
+++ b/app/javascript/editor/types/marks.ts
@@ -0,0 +1,87 @@
+import { Editor } from 'editor/editor'
+import { EditorNode } from 'editor/types'
+import { safeGetSelection, safeGetRangeAt, moveChildren, splitNode } from 'editor/utils'
+
+export const markNames = ['bold', 'italic', 'deleted', 'underline', 'sub', 'super', 'mark', 'a']
+
+function makeMark (name: string, tag: string): EditorNode {
+	return {
+		selector: tag,
+		allowedChildren: [...markNames.filter(n => n !== name), 'text'],
+		handleEmpty: 'remove',
+		create: () => document.createElement(tag),
+	}
+}
+
+// XXX: si agregás algo acá, agregalo a markNames
+export const marks: { [propName: string]: EditorNode } = {
+	bold: makeMark('bold', 'strong'),
+	italic: makeMark('italic', 'em'),
+	deleted: makeMark('deleted', 'del'),
+	underline: makeMark('underline', 'u'),
+	sub: makeMark('sub', 'sub'),
+	super: makeMark('super', 'sup'),
+	mark: makeMark('mark', 'mark'),
+	link: makeMark('link', 'a'),
+}
+
+function recursiveFilterSelection (
+	node: Element,
+	selection: Selection,
+	selector: string,
+): Element[] {
+	let output: Element[] = []
+	for (const child of [...node.children]) {
+		if (child.matches(selector)
+			&& selection.containsNode(child)
+		) output.push(child)
+		output = [...output, ...recursiveFilterSelection(child, selection, selector)]
+	}
+	return output
+}
+
+export function setupButtons (editor: Editor): void {
+	for (const [ name, type ] of Object.entries(marks)) {
+		const buttonEl = editor.toolbarEl.querySelector(`[data-editor-button="mark-${name}"]`)
+		if (!buttonEl) continue
+		buttonEl.addEventListener("click", event => {
+			event.preventDefault()
+
+			const sel = safeGetSelection(editor)
+			if (!sel) return
+			const range = safeGetRangeAt(sel)
+			if (!range) return
+
+			if (!(range.commonAncestorContainer instanceof Element))
+				throw new Error(':/')
+			const existingMarks = recursiveFilterSelection(
+				range.commonAncestorContainer,
+				sel,
+				type.selector,
+			)
+			console.debug('marks encontradas:', existingMarks)
+
+			if (existingMarks.length > 0) {
+				const mark = existingMarks[0]
+				if (!mark.parentElement)
+					throw new Error(':/')
+				moveChildren(mark, mark.parentElement, mark)
+				mark.parentElement.removeChild(mark)
+			} else {
+				const tagEl = type.create()
+
+				try {
+					range.surroundContents(tagEl)
+				} catch (error) {
+					// TODO: mostrar error
+					return console.error("No puedo marcar cosas a través de distintos bloques!")
+				}
+
+				range.insertNode(tagEl)
+				range.selectNode(tagEl)
+			}
+
+			return false
+		})
+	}
+}
diff --git a/app/javascript/editor/types/parentBlocks.ts b/app/javascript/editor/types/parentBlocks.ts
new file mode 100644
index 00000000..71b611d1
--- /dev/null
+++ b/app/javascript/editor/types/parentBlocks.ts
@@ -0,0 +1,33 @@
+import { blockNames, EditorBlock } from 'editor/types/blocks'
+
+function makeParentBlock (tag: string, create: EditorBlock["create"]): EditorBlock {
+	return {
+		selector: tag,
+		allowedChildren: blockNames,
+		handleEmpty: 'remove',
+		create: create,
+	}
+}
+
+// TODO: añadir blockquote
+// XXX: si agregás algo acá, probablemente le quieras hacer un botón
+// en app/views/posts/attributes/_content.haml
+export const parentBlocks: { [propName: string]: EditorBlock } = {
+	left: makeParentBlock('div[data-align=left]', () => {
+		const el = document.createElement('div')
+		el.dataset.align = 'left'
+		return el
+	}),
+	center: makeParentBlock('div[data-align=center]', () => {
+		const el = document.createElement('div')
+		el.dataset.align = 'center'
+		return el
+	}),
+	right: makeParentBlock('div[data-align=right]', () => {
+		const el = document.createElement('div')
+		el.dataset.align = 'right'
+		return el
+	}),
+}
+
+export const parentBlockNames = Object.keys(parentBlocks)
diff --git a/app/javascript/editor/utils.ts b/app/javascript/editor/utils.ts
new file mode 100644
index 00000000..e76587b7
--- /dev/null
+++ b/app/javascript/editor/utils.ts
@@ -0,0 +1,62 @@
+import { Editor } from 'editor/editor'
+
+export function moveChildren (from: Element, to: Element, toRef: Node | null) {
+	while (from.firstChild) to.insertBefore(from.firstChild, toRef)
+}
+
+export function isDirectChild (node: Node, supposedChild: Node): boolean {
+	for (const child of node.childNodes) {
+		if (child == supposedChild) return true
+	}
+	return false
+}
+
+export function safeGetSelection (editor: Editor): Selection | null {
+	const sel = window.getSelection()
+	if (!sel) return null
+	// XXX: no damos la selección si esta fuera o _es_ el contentEl, ¿quizás
+	// deberíamos mostrar un error?
+	if (
+		!editor.contentEl.contains(sel.anchorNode)
+		|| !editor.contentEl.contains(sel.focusNode)
+		|| sel.anchorNode == editor.contentEl
+		|| sel.focusNode == editor.contentEl
+	) return null
+	return sel
+}
+
+export function safeGetRangeAt (selection: Selection, num = 0): Range | null {
+	try {
+		return selection.getRangeAt(num)
+	} catch (error) {
+		return null
+	}
+}
+
+interface SplitNode {
+	range: Range,
+	node: Node,
+}
+
+export function splitNode (node: Element, range: Range): [SplitNode, SplitNode] {
+	const [left, right] = [
+		{ range: document.createRange(), node: node.cloneNode(false) },
+		{ range: document.createRange(), node: node.cloneNode(false) },
+	]
+
+	if (node.firstChild) left.range.setStartBefore(node.firstChild)
+	left.range.setEnd(range.startContainer, range.startOffset)
+	left.range.surroundContents(left.node)
+
+	right.range.setStart(range.endContainer, range.endOffset)
+	if (node.lastChild) right.range.setEndAfter(node.lastChild)
+	right.range.surroundContents(right.node)
+
+	if (!node.parentElement)
+		throw new Error('No pude separar los nodos por que no tiene parentNode')
+
+	moveChildren(node, node.parentElement, node)
+	node.parentElement.removeChild(node)
+
+	return [left, right]
+}
diff --git a/app/views/posts/attributes/_content.haml b/app/views/posts/attributes/_content.haml
index e5d327d9..7efba92d 100644
--- a/app/views/posts/attributes/_content.haml
+++ b/app/views/posts/attributes/_content.haml
@@ -15,26 +15,26 @@
 
     .editor-toolbar
       .editor-primary-toolbar.scrollbar-black
-        %button.btn{ data: { button: 'bold' } }= t('editor.bold')
-        %button.btn{ data: { button: 'italic' } }= t('editor.italic')
-        %button.btn{ data: { button: 'deleted' } }= t('editor.deleted')
-        %button.btn{ data: { button: 'underline' } }= t('editor.underline')
-        %button.btn{ data: { button: 'sup' } }= t('editor.sup')
-        %button.btn{ data: { button: 'sub' } }= t('editor.sub')
-        %button.btn{ data: { button: 'mark' } }= t('editor.mark')
-        %button.btn{ data: { button: 'a' } }= t('editor.a')
-        %button.btn{ data: { button: 'h1' } }= t('editor.h1')
-        %button.btn{ data: { button: 'h2' } }= t('editor.h2')
-        %button.btn{ data: { button: 'h3' } }= t('editor.h3')
-        %button.btn{ data: { button: 'h4' } }= t('editor.h4')
-        %button.btn{ data: { button: 'h5' } }= t('editor.h5')
-        %button.btn{ data: { button: 'h6' } }= t('editor.h6')
-        %button.btn{ data: { button: 'ul' } }= t('editor.ul')
-        %button.btn{ data: { button: 'ol' } }= t('editor.ol')
-        %button.btn{ data: { button: 'left' } }= t('editor.left')
-        %button.btn{ data: { button: 'center' } }= t('editor.center')
-        %button.btn{ data: { button: 'right' } }= t('editor.right')
-        %button.btn{ data: { button: 'multimedia' } }= t('editor.multimedia')
+        %button.btn{ data: { editor: { button: 'mark-bold' } } }= t('editor.bold')
+        %button.btn{ data: { editor: { button: 'mark-italic' } } }= t('editor.italic')
+        %button.btn{ data: { editor: { button: 'mark-deleted' } } }= t('editor.deleted')
+        %button.btn{ data: { editor: { button: 'mark-underline' } } }= t('editor.underline')
+        %button.btn{ data: { editor: { button: 'mark-super' } } }= t('editor.super')
+        %button.btn{ data: { editor: { button: 'mark-sub' } } }= t('editor.sub')
+        %button.btn{ data: { editor: { button: 'mark-mark' } } }= t('editor.mark')
+        %button.btn{ data: { editor: { button: 'mark-link' } } }= t('editor.link')
+        %button.btn{ data: { editor: { button: 'block-h1' } } }= t('editor.h1')
+        %button.btn{ data: { editor: { button: 'block-h2' } } }= t('editor.h2')
+        %button.btn{ data: { editor: { button: 'block-h3' } } }= t('editor.h3')
+        %button.btn{ data: { editor: { button: 'block-h4' } } }= t('editor.h4')
+        %button.btn{ data: { editor: { button: 'block-h5' } } }= t('editor.h5')
+        %button.btn{ data: { editor: { button: 'block-h6' } } }= t('editor.h6')
+        %button.btn{ data: { editor: { button: 'block-unordered_list' } } }= t('editor.ul')
+        %button.btn{ data: { editor: { button: 'block-ordered_list' } } }= t('editor.ol')
+        %button.btn{ data: { editor: { button: 'parentBlock-left' } } }= t('editor.left')
+        %button.btn{ data: { editor: { button: 'parentBlock-center' } } }= t('editor.center')
+        %button.btn{ data: { editor: { button: 'parentBlock-right' } } }= t('editor.right')
+        //%button.btn{ data: { editor: { button: 'multimedia' } } }= t('editor.multimedia')
 
       -#
         HAML cringe
diff --git a/babel.config.js b/babel.config.js
index 4df19493..da4b00af 100644
--- a/babel.config.js
+++ b/babel.config.js
@@ -34,7 +34,8 @@ module.exports = function(api) {
           modules: false,
           exclude: ['transform-typeof-symbol']
         }
-      ]
+      ],
+      ['@babel/preset-typescript', { 'allExtensions': true, 'isTSX': true }]
     ].filter(Boolean),
     plugins: [
       'babel-plugin-macros',
diff --git a/config/webpack/development.js b/config/webpack/development.js
index c5edff94..1a709945 100644
--- a/config/webpack/development.js
+++ b/config/webpack/development.js
@@ -1,5 +1,19 @@
 process.env.NODE_ENV = process.env.NODE_ENV || 'development'
 
+const ForkTsCheckerWebpackPlugin = require("fork-ts-checker-webpack-plugin");
+const path = require("path");
+
 const environment = require('./environment')
 
+environment.plugins.append(
+  "ForkTsCheckerWebpackPlugin",
+  new ForkTsCheckerWebpackPlugin({
+    typescript: {
+		configFile: path.resolve(__dirname, "../../tsconfig.json"),
+	},
+    // non-async so type checking will block compilation
+    async: false,
+  })
+);
+
 module.exports = environment.toWebpackConfig()
diff --git a/config/webpacker.yml b/config/webpacker.yml
index b19ab110..25519907 100644
--- a/config/webpacker.yml
+++ b/config/webpacker.yml
@@ -33,6 +33,8 @@ default: &default
     - .woff2
 
   extensions:
+    - .tsx
+    - .ts
     - .mjs
     - .js
     - .sass
diff --git a/package.json b/package.json
index 35958268..8f21a6e5 100644
--- a/package.json
+++ b/package.json
@@ -16,6 +16,9 @@
     "zepto": "^1.2.0"
   },
   "devDependencies": {
+    "@babel/preset-typescript": "^7.12.13",
+    "fork-ts-checker-webpack-plugin": "^6.1.0",
+    "typescript": "^4.1.5",
     "webpack-dev-server": "^3.11.0"
   }
 }
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 00000000..1cb735ac
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,10 @@
+{
+  "compilerOptions": {
+    "target": "es6",
+    "module": "es2015",
+    "strict": true,
+    "esModuleInterop": true,
+    "skipLibCheck": true,
+    "forceConsistentCasingInFileNames": true
+  }
+}
diff --git a/yarn.lock b/yarn.lock
index dfab3fb9..96b66c92 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -28,6 +28,13 @@
   dependencies:
     "@babel/highlight" "^7.10.4"
 
+"@babel/code-frame@^7.12.13", "@babel/code-frame@^7.8.3":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/code-frame/-/code-frame-7.12.13.tgz#dcfc826beef65e75c50e21d3837d7d95798dd658"
+  integrity sha512-HV1Cm0Q3ZrpCR93tkWOYiuYIgLxZXZFVG2VgK+MBWjUqZTundupbfx2aXarXuw5Ko5aMcjtJgbSs4vUGBS5v6g==
+  dependencies:
+    "@babel/highlight" "^7.12.13"
+
 "@babel/compat-data@^7.12.1", "@babel/compat-data@^7.12.5":
   version "7.12.5"
   resolved "https://registry.yarnpkg.com/@babel/compat-data/-/compat-data-7.12.5.tgz#f56db0c4bb1bbbf221b4e81345aab4141e7cb0e9"
@@ -64,6 +71,15 @@
     jsesc "^2.5.1"
     source-map "^0.5.0"
 
+"@babel/generator@^7.12.13":
+  version "7.12.15"
+  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.12.15.tgz#4617b5d0b25cc572474cc1aafee1edeaf9b5368f"
+  integrity sha512-6F2xHxBiFXWNSGb7vyCUTBF8RCLY66rS0zEPcP8t/nQyXjha5EuK4z7H5o7fWG8B4M7y6mqVWq1J+1PuwRhecQ==
+  dependencies:
+    "@babel/types" "^7.12.13"
+    jsesc "^2.5.1"
+    source-map "^0.5.0"
+
 "@babel/helper-annotate-as-pure@^7.10.4":
   version "7.10.4"
   resolved "https://registry.yarnpkg.com/@babel/helper-annotate-as-pure/-/helper-annotate-as-pure-7.10.4.tgz#5bf0d495a3f757ac3bda48b5bf3b3ba309c72ba3"
@@ -100,6 +116,17 @@
     "@babel/helper-replace-supers" "^7.12.1"
     "@babel/helper-split-export-declaration" "^7.10.4"
 
+"@babel/helper-create-class-features-plugin@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/helper-create-class-features-plugin/-/helper-create-class-features-plugin-7.12.13.tgz#0f1707c2eec1a4604f2a22a6fb209854ef2a399a"
+  integrity sha512-Vs/e9wv7rakKYeywsmEBSRC9KtmE7Px+YBlESekLeJOF0zbGUicGfXSNi3o+tfXSNS48U/7K9mIOOCR79Cl3+Q==
+  dependencies:
+    "@babel/helper-function-name" "^7.12.13"
+    "@babel/helper-member-expression-to-functions" "^7.12.13"
+    "@babel/helper-optimise-call-expression" "^7.12.13"
+    "@babel/helper-replace-supers" "^7.12.13"
+    "@babel/helper-split-export-declaration" "^7.12.13"
+
 "@babel/helper-create-regexp-features-plugin@^7.12.1":
   version "7.12.1"
   resolved "https://registry.yarnpkg.com/@babel/helper-create-regexp-features-plugin/-/helper-create-regexp-features-plugin-7.12.1.tgz#18b1302d4677f9dc4740fe8c9ed96680e29d37e8"
@@ -134,6 +161,15 @@
     "@babel/template" "^7.10.4"
     "@babel/types" "^7.10.4"
 
+"@babel/helper-function-name@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/helper-function-name/-/helper-function-name-7.12.13.tgz#93ad656db3c3c2232559fd7b2c3dbdcbe0eb377a"
+  integrity sha512-TZvmPn0UOqmvi5G4vvw0qZTpVptGkB1GL61R6lKvrSdIxGm5Pky7Q3fpKiIkQCAtRCBUwB0PaThlx9vebCDSwA==
+  dependencies:
+    "@babel/helper-get-function-arity" "^7.12.13"
+    "@babel/template" "^7.12.13"
+    "@babel/types" "^7.12.13"
+
 "@babel/helper-get-function-arity@^7.10.4":
   version "7.10.4"
   resolved "https://registry.yarnpkg.com/@babel/helper-get-function-arity/-/helper-get-function-arity-7.10.4.tgz#98c1cbea0e2332f33f9a4661b8ce1505b2c19ba2"
@@ -141,6 +177,13 @@
   dependencies:
     "@babel/types" "^7.10.4"
 
+"@babel/helper-get-function-arity@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/helper-get-function-arity/-/helper-get-function-arity-7.12.13.tgz#bc63451d403a3b3082b97e1d8b3fe5bd4091e583"
+  integrity sha512-DjEVzQNz5LICkzN0REdpD5prGoidvbdYk1BVgRUOINaWJP2t6avB27X1guXK1kXNrX0WMfsrm1A/ZBthYuIMQg==
+  dependencies:
+    "@babel/types" "^7.12.13"
+
 "@babel/helper-hoist-variables@^7.10.4":
   version "7.10.4"
   resolved "https://registry.yarnpkg.com/@babel/helper-hoist-variables/-/helper-hoist-variables-7.10.4.tgz#d49b001d1d5a68ca5e6604dda01a6297f7c9381e"
@@ -155,6 +198,13 @@
   dependencies:
     "@babel/types" "^7.12.1"
 
+"@babel/helper-member-expression-to-functions@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/helper-member-expression-to-functions/-/helper-member-expression-to-functions-7.12.13.tgz#c5715695b4f8bab32660dbdcdc2341dec7e3df40"
+  integrity sha512-B+7nN0gIL8FZ8SvMcF+EPyB21KnCcZHQZFczCxbiNGV/O0rsrSBlWGLzmtBJ3GMjSVMIm4lpFhR+VdVBuIsUcQ==
+  dependencies:
+    "@babel/types" "^7.12.13"
+
 "@babel/helper-module-imports@^7.12.1":
   version "7.12.5"
   resolved "https://registry.yarnpkg.com/@babel/helper-module-imports/-/helper-module-imports-7.12.5.tgz#1bfc0229f794988f76ed0a4d4e90860850b54dfb"
@@ -184,6 +234,13 @@
   dependencies:
     "@babel/types" "^7.10.4"
 
+"@babel/helper-optimise-call-expression@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/helper-optimise-call-expression/-/helper-optimise-call-expression-7.12.13.tgz#5c02d171b4c8615b1e7163f888c1c81c30a2aaea"
+  integrity sha512-BdWQhoVJkp6nVjB7nkFWcn43dkprYauqtk++Py2eaf/GRDFm5BxRqEIZCiHlZUGAVmtwKcsVL1dC68WmzeFmiA==
+  dependencies:
+    "@babel/types" "^7.12.13"
+
 "@babel/helper-plugin-utils@^7.0.0":
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/@babel/helper-plugin-utils/-/helper-plugin-utils-7.0.0.tgz#bbb3fbee98661c569034237cc03967ba99b4f250"
@@ -194,6 +251,11 @@
   resolved "https://registry.yarnpkg.com/@babel/helper-plugin-utils/-/helper-plugin-utils-7.10.4.tgz#2f75a831269d4f677de49986dff59927533cf375"
   integrity sha512-O4KCvQA6lLiMU9l2eawBPMf1xPP8xPfB3iEQw150hOVTqj/rfXz0ThTb4HEzqQfs2Bmo5Ay8BzxfzVtBrr9dVg==
 
+"@babel/helper-plugin-utils@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/helper-plugin-utils/-/helper-plugin-utils-7.12.13.tgz#174254d0f2424d8aefb4dd48057511247b0a9eeb"
+  integrity sha512-C+10MXCXJLiR6IeG9+Wiejt9jmtFpxUc3MQqCmPY8hfCjyUGl9kT+B2okzEZrtykiwrc4dbCPdDoz0A/HQbDaA==
+
 "@babel/helper-regex@^7.10.4":
   version "7.10.5"
   resolved "https://registry.yarnpkg.com/@babel/helper-regex/-/helper-regex-7.10.5.tgz#32dfbb79899073c415557053a19bd055aae50ae0"
@@ -227,6 +289,16 @@
     "@babel/traverse" "^7.12.5"
     "@babel/types" "^7.12.5"
 
+"@babel/helper-replace-supers@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/helper-replace-supers/-/helper-replace-supers-7.12.13.tgz#00ec4fb6862546bd3d0aff9aac56074277173121"
+  integrity sha512-pctAOIAMVStI2TMLhozPKbf5yTEXc0OJa0eENheb4w09SrgOWEs+P4nTOZYJQCqs8JlErGLDPDJTiGIp3ygbLg==
+  dependencies:
+    "@babel/helper-member-expression-to-functions" "^7.12.13"
+    "@babel/helper-optimise-call-expression" "^7.12.13"
+    "@babel/traverse" "^7.12.13"
+    "@babel/types" "^7.12.13"
+
 "@babel/helper-simple-access@^7.12.1":
   version "7.12.1"
   resolved "https://registry.yarnpkg.com/@babel/helper-simple-access/-/helper-simple-access-7.12.1.tgz#32427e5aa61547d38eb1e6eaf5fd1426fdad9136"
@@ -248,16 +320,33 @@
   dependencies:
     "@babel/types" "^7.11.0"
 
+"@babel/helper-split-export-declaration@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.12.13.tgz#e9430be00baf3e88b0e13e6f9d4eaf2136372b05"
+  integrity sha512-tCJDltF83htUtXx5NLcaDqRmknv652ZWCHyoTETf1CXYJdPC7nohZohjUgieXhv0hTJdRf2FjDueFehdNucpzg==
+  dependencies:
+    "@babel/types" "^7.12.13"
+
 "@babel/helper-validator-identifier@^7.10.4":
   version "7.10.4"
   resolved "https://registry.yarnpkg.com/@babel/helper-validator-identifier/-/helper-validator-identifier-7.10.4.tgz#a78c7a7251e01f616512d31b10adcf52ada5e0d2"
   integrity sha512-3U9y+43hz7ZM+rzG24Qe2mufW5KhvFg/NhnNph+i9mgCtdTCtMJuI1TMkrIUiK7Ix4PYlRF9I5dhqaLYA/ADXw==
 
+"@babel/helper-validator-identifier@^7.12.11":
+  version "7.12.11"
+  resolved "https://registry.yarnpkg.com/@babel/helper-validator-identifier/-/helper-validator-identifier-7.12.11.tgz#c9a1f021917dcb5ccf0d4e453e399022981fc9ed"
+  integrity sha512-np/lG3uARFybkoHokJUmf1QfEvRVCPbmQeUQpKow5cQ3xWrV9i3rUHodKDJPQfTVX61qKi+UdYk8kik84n7XOw==
+
 "@babel/helper-validator-option@^7.12.1":
   version "7.12.1"
   resolved "https://registry.yarnpkg.com/@babel/helper-validator-option/-/helper-validator-option-7.12.1.tgz#175567380c3e77d60ff98a54bb015fe78f2178d9"
   integrity sha512-YpJabsXlJVWP0USHjnC/AQDTLlZERbON577YUVO/wLpqyj6HAtVYnWaQaN0iUN+1/tWn3c+uKKXjRut5115Y2A==
 
+"@babel/helper-validator-option@^7.12.11":
+  version "7.12.11"
+  resolved "https://registry.yarnpkg.com/@babel/helper-validator-option/-/helper-validator-option-7.12.11.tgz#d66cb8b7a3e7fe4c6962b32020a131ecf0847f4f"
+  integrity sha512-TBFCyj939mFSdeX7U7DDj32WtzYY7fDcalgq8v3fBZMNOJQNn7nOYzMaUCiPxPYfCup69mtIpqlKgMZLvQ8Xhw==
+
 "@babel/helper-wrap-function@^7.10.4":
   version "7.12.3"
   resolved "https://registry.yarnpkg.com/@babel/helper-wrap-function/-/helper-wrap-function-7.12.3.tgz#3332339fc4d1fbbf1c27d7958c27d34708e990d9"
@@ -295,11 +384,25 @@
     chalk "^2.0.0"
     js-tokens "^4.0.0"
 
+"@babel/highlight@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/highlight/-/highlight-7.12.13.tgz#8ab538393e00370b26271b01fa08f7f27f2e795c"
+  integrity sha512-kocDQvIbgMKlWxXe9fof3TQ+gkIPOUSEYhJjqUjvKMez3krV7vbzYCDq39Oj11UAVK7JqPVGQPlgE85dPNlQww==
+  dependencies:
+    "@babel/helper-validator-identifier" "^7.12.11"
+    chalk "^2.0.0"
+    js-tokens "^4.0.0"
+
 "@babel/parser@^7.10.4", "@babel/parser@^7.12.3", "@babel/parser@^7.12.5":
   version "7.12.5"
   resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.12.5.tgz#b4af32ddd473c0bfa643bd7ff0728b8e71b81ea0"
   integrity sha512-FVM6RZQ0mn2KCf1VUED7KepYeUWoVShczewOCfm3nzoBybaih51h+sYVVGthW9M6lPByEPTQf+xm27PBdlpwmQ==
 
+"@babel/parser@^7.12.13":
+  version "7.12.15"
+  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.12.15.tgz#2b20de7f0b4b332d9b119dd9c33409c538b8aacf"
+  integrity sha512-AQBOU2Z9kWwSZMd6lNjCX0GUgFonL1wAM1db8L8PMk9UDaGsRCArBkU4Sc+UCM3AE4hjbXx+h58Lb3QT4oRmrA==
+
 "@babel/plugin-proposal-async-generator-functions@^7.12.1":
   version "7.12.1"
   resolved "https://registry.yarnpkg.com/@babel/plugin-proposal-async-generator-functions/-/plugin-proposal-async-generator-functions-7.12.1.tgz#dc6c1170e27d8aca99ff65f4925bd06b1c90550e"
@@ -500,6 +603,13 @@
   dependencies:
     "@babel/helper-plugin-utils" "^7.10.4"
 
+"@babel/plugin-syntax-typescript@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-syntax-typescript/-/plugin-syntax-typescript-7.12.13.tgz#9dff111ca64154cef0f4dc52cf843d9f12ce4474"
+  integrity sha512-cHP3u1JiUiG2LFDKbXnwVad81GvfyIOmCD6HIEId6ojrY0Drfy2q1jw7BwN7dE84+kTnBjLkXoL3IEy/3JPu2w==
+  dependencies:
+    "@babel/helper-plugin-utils" "^7.12.13"
+
 "@babel/plugin-transform-arrow-functions@^7.12.1":
   version "7.12.1"
   resolved "https://registry.yarnpkg.com/@babel/plugin-transform-arrow-functions/-/plugin-transform-arrow-functions-7.12.1.tgz#8083ffc86ac8e777fbe24b5967c4b2521f3cb2b3"
@@ -754,6 +864,15 @@
   dependencies:
     "@babel/helper-plugin-utils" "^7.10.4"
 
+"@babel/plugin-transform-typescript@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-typescript/-/plugin-transform-typescript-7.12.13.tgz#8bcb5dd79cb8bba690d6920e19992d9228dfed48"
+  integrity sha512-z1VWskPJxK9tfxoYvePWvzSJC+4pxXr8ArmRm5ofqgi+mwpKg6lvtomkIngBYMJVnKhsFYVysCQLDn//v2RHcg==
+  dependencies:
+    "@babel/helper-create-class-features-plugin" "^7.12.13"
+    "@babel/helper-plugin-utils" "^7.12.13"
+    "@babel/plugin-syntax-typescript" "^7.12.13"
+
 "@babel/plugin-transform-unicode-escapes@^7.12.1":
   version "7.12.1"
   resolved "https://registry.yarnpkg.com/@babel/plugin-transform-unicode-escapes/-/plugin-transform-unicode-escapes-7.12.1.tgz#5232b9f81ccb07070b7c3c36c67a1b78f1845709"
@@ -852,6 +971,15 @@
     "@babel/types" "^7.4.4"
     esutils "^2.0.2"
 
+"@babel/preset-typescript@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/preset-typescript/-/preset-typescript-7.12.13.tgz#c859c7c075c531d2cc34c2516b214e5d884efe5c"
+  integrity sha512-gYry7CeXwD2wtw5qHzrtzKaShEhOfTmKb4i0ZxeYBcBosN5VuAudsNbjX7Oj5EAfQ3K4s4HsVMQRRcqGsPvs2A==
+  dependencies:
+    "@babel/helper-plugin-utils" "^7.12.13"
+    "@babel/helper-validator-option" "^7.12.11"
+    "@babel/plugin-transform-typescript" "^7.12.13"
+
 "@babel/runtime@^7.11.2", "@babel/runtime@^7.7.2", "@babel/runtime@^7.8.4":
   version "7.12.5"
   resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.12.5.tgz#410e7e487441e1b360c29be715d870d9b985882e"
@@ -868,6 +996,15 @@
     "@babel/parser" "^7.10.4"
     "@babel/types" "^7.10.4"
 
+"@babel/template@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/template/-/template-7.12.13.tgz#530265be8a2589dbb37523844c5bcb55947fb327"
+  integrity sha512-/7xxiGA57xMo/P2GVvdEumr8ONhFOhfgq2ihK3h1e6THqzTAkHbkXgB0xI9yeTfIUoH3+oAeHhqm/I43OTbbjA==
+  dependencies:
+    "@babel/code-frame" "^7.12.13"
+    "@babel/parser" "^7.12.13"
+    "@babel/types" "^7.12.13"
+
 "@babel/traverse@^7.10.4", "@babel/traverse@^7.12.1", "@babel/traverse@^7.12.5":
   version "7.12.5"
   resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.12.5.tgz#78a0c68c8e8a35e4cacfd31db8bb303d5606f095"
@@ -883,6 +1020,21 @@
     globals "^11.1.0"
     lodash "^4.17.19"
 
+"@babel/traverse@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.12.13.tgz#689f0e4b4c08587ad26622832632735fb8c4e0c0"
+  integrity sha512-3Zb4w7eE/OslI0fTp8c7b286/cQps3+vdLW3UcwC8VSJC6GbKn55aeVVu2QJNuCDoeKyptLOFrPq8WqZZBodyA==
+  dependencies:
+    "@babel/code-frame" "^7.12.13"
+    "@babel/generator" "^7.12.13"
+    "@babel/helper-function-name" "^7.12.13"
+    "@babel/helper-split-export-declaration" "^7.12.13"
+    "@babel/parser" "^7.12.13"
+    "@babel/types" "^7.12.13"
+    debug "^4.1.0"
+    globals "^11.1.0"
+    lodash "^4.17.19"
+
 "@babel/types@^7.10.4", "@babel/types@^7.10.5", "@babel/types@^7.11.0", "@babel/types@^7.12.1", "@babel/types@^7.12.5":
   version "7.12.6"
   resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.12.6.tgz#ae0e55ef1cce1fbc881cd26f8234eb3e657edc96"
@@ -892,6 +1044,15 @@
     lodash "^4.17.19"
     to-fast-properties "^2.0.0"
 
+"@babel/types@^7.12.13":
+  version "7.12.13"
+  resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.12.13.tgz#8be1aa8f2c876da11a9cf650c0ecf656913ad611"
+  integrity sha512-oKrdZTld2im1z8bDwTOQvUbxKwE+854zc16qWZQlcTqMN00pWxHQ4ZeOq0yDMnisOpRykH2/5Qqcrk/OlbAjiQ==
+  dependencies:
+    "@babel/helper-validator-identifier" "^7.12.11"
+    lodash "^4.17.19"
+    to-fast-properties "^2.0.0"
+
 "@babel/types@^7.4.4":
   version "7.5.5"
   resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.5.5.tgz#97b9f728e182785909aa4ab56264f090a028d18a"
@@ -1014,6 +1175,11 @@
     "@types/minimatch" "*"
     "@types/node" "*"
 
+"@types/json-schema@^7.0.4":
+  version "7.0.7"
+  resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.7.tgz#98a993516c859eb0d5c4c8f098317a9ea68db9ad"
+  integrity sha512-cxWFQVseBm6O9Gbw1IWb8r6OS4OhSt3hPZLkFApLjM8TEXROBuQGLAH2i2gZpcXdLBIrpXuTDhH7Vbm1iXmNGA==
+
 "@types/json-schema@^7.0.5", "@types/json-schema@^7.0.6":
   version "7.0.6"
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.6.tgz#f4c7ec43e81b319a9815115031709f26987891f0"
@@ -1265,7 +1431,7 @@ ajv@^6.1.0, ajv@^6.10.2, ajv@^6.5.5:
     json-schema-traverse "^0.4.1"
     uri-js "^4.2.2"
 
-ajv@^6.12.4, ajv@^6.12.5:
+ajv@^6.12.2, ajv@^6.12.4, ajv@^6.12.5:
   version "6.12.6"
   resolved "https://registry.yarnpkg.com/ajv/-/ajv-6.12.6.tgz#baf5a62e802b07d977034586f8c3baf5adf26df4"
   integrity sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==
@@ -1322,6 +1488,13 @@ ansi-styles@^3.2.0, ansi-styles@^3.2.1:
   dependencies:
     color-convert "^1.9.0"
 
+ansi-styles@^4.1.0:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/ansi-styles/-/ansi-styles-4.3.0.tgz#edd803628ae71c04c85ae7a0906edad34b648937"
+  integrity sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==
+  dependencies:
+    color-convert "^2.0.1"
+
 anymatch@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/anymatch/-/anymatch-2.0.0.tgz#bcb24b4f37934d9aa7ac17b4adaf89e7c76ef2eb"
@@ -1465,6 +1638,11 @@ asynckit@^0.4.0:
   resolved "https://registry.yarnpkg.com/asynckit/-/asynckit-0.4.0.tgz#c79ed97f7f34cb8f2ba1bc9790bcc366474b4b79"
   integrity sha1-x57Zf380y48robyXkLzDZkdLS3k=
 
+at-least-node@^1.0.0:
+  version "1.0.0"
+  resolved "https://registry.yarnpkg.com/at-least-node/-/at-least-node-1.0.0.tgz#602cd4b46e844ad4effc92a8011a3c46e0238dc2"
+  integrity sha512-+q/t7Ekv1EDY2l6Gda6LLiX14rU9TV20Wa3ofeQmwPFZbOMo9DXrLbOjFaaclkXKWidIaopwAObQDqwWtGUjqg==
+
 atob@^2.1.1:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/atob/-/atob-2.1.2.tgz#6d9517eb9e030d2436666651e86bd9f6f13533c9"
@@ -1930,6 +2108,14 @@ chalk@^2.0, chalk@^2.0.0, chalk@^2.4.1, chalk@^2.4.2:
     escape-string-regexp "^1.0.5"
     supports-color "^5.3.0"
 
+chalk@^4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/chalk/-/chalk-4.1.0.tgz#4e14870a618d9e2edd97dd8345fd9d9dc315646a"
+  integrity sha512-qwx12AxXe2Q5xQ43Ac//I6v5aXTipYrSESdOgzrN+9XjgEpyjpKuvSGaN4qE93f7TQTlerQQ8S+EQ0EyDoVL1A==
+  dependencies:
+    ansi-styles "^4.1.0"
+    supports-color "^7.1.0"
+
 chokidar@^2.1.8:
   version "2.1.8"
   resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-2.1.8.tgz#804b3a7b6a99358c3c5c61e71d8728f041cff917"
@@ -1964,6 +2150,21 @@ chokidar@^3.4.1:
   optionalDependencies:
     fsevents "~2.1.2"
 
+chokidar@^3.4.2:
+  version "3.5.1"
+  resolved "https://registry.yarnpkg.com/chokidar/-/chokidar-3.5.1.tgz#ee9ce7bbebd2b79f49f304799d5468e31e14e68a"
+  integrity sha512-9+s+Od+W0VJJzawDma/gvBNQqkTiqYTWLuZoyAsivsI4AaWTCzHG06/TMjsf1cYe9Cb97UCEhjz7HvnPk2p/tw==
+  dependencies:
+    anymatch "~3.1.1"
+    braces "~3.0.2"
+    glob-parent "~5.1.0"
+    is-binary-path "~2.1.0"
+    is-glob "~4.0.1"
+    normalize-path "~3.0.0"
+    readdirp "~3.5.0"
+  optionalDependencies:
+    fsevents "~2.3.1"
+
 chownr@^1.1.1:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/chownr/-/chownr-1.1.2.tgz#a18f1e0b269c8a6a5d3c86eb298beb14c3dd7bf6"
@@ -2051,12 +2252,19 @@ color-convert@^1.9.0, color-convert@^1.9.1:
   dependencies:
     color-name "1.1.3"
 
+color-convert@^2.0.1:
+  version "2.0.1"
+  resolved "https://registry.yarnpkg.com/color-convert/-/color-convert-2.0.1.tgz#72d3a68d598c9bdb3af2ad1e84f21d896abd4de3"
+  integrity sha512-RRECPsj7iu/xb5oKYcsFHSppFNnsj/52OVTRKb4zP5onXwVF3zVmmToNcOfGC+CRDpfK/U584fMg38ZHCaElKQ==
+  dependencies:
+    color-name "~1.1.4"
+
 color-name@1.1.3:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.3.tgz#a7d0558bd89c42f795dd42328f740831ca53bc25"
   integrity sha1-p9BVi9icQveV3UIyj3QIMcpTvCU=
 
-color-name@^1.0.0:
+color-name@^1.0.0, color-name@~1.1.4:
   version "1.1.4"
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.4.tgz#c2a09a87acbde69543de6f63fa3995c826c536a2"
   integrity sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==
@@ -2610,6 +2818,11 @@ deep-extend@^0.6.0:
   resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.6.0.tgz#c4fa7c95404a17a9c3e8ca7e1537312b736330ac"
   integrity sha512-LOHxIOaPYdHlJRtCQfDIVZtfw/ufM8+rVj649RIHzcm/vGwQRXFt6OPqIFWsm2XEMrNIEtWR64sY1LEKD2vAOA==
 
+deepmerge@^4.2.2:
+  version "4.2.2"
+  resolved "https://registry.yarnpkg.com/deepmerge/-/deepmerge-4.2.2.tgz#44d2ea3679b8f4d4ffba33f03d865fc1e7bf4955"
+  integrity sha512-FJ3UgI4gIl+PHZm53knsuSFpE+nESMr7M4v9QcgB7S63Kj/6WqMiFQJpBBYz1Pt+66bZpP3Q7Lye0Oo9MPKEdg==
+
 default-gateway@^4.2.0:
   version "4.2.0"
   resolved "https://registry.yarnpkg.com/default-gateway/-/default-gateway-4.2.0.tgz#167104c7500c2115f6dd69b0a536bb8ed720552b"
@@ -3255,6 +3468,24 @@ forever-agent@~0.6.1:
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
   integrity sha1-+8cfDEGt6zf5bFd60e1C2P2sypE=
 
+fork-ts-checker-webpack-plugin@^6.1.0:
+  version "6.1.0"
+  resolved "https://registry.yarnpkg.com/fork-ts-checker-webpack-plugin/-/fork-ts-checker-webpack-plugin-6.1.0.tgz#7581a6ccd7cbbed9ecce3de64fb1f599d7a2990b"
+  integrity sha512-xLNufWQ1dfQUdZe48TGQlER/0OkcMnUB6lfbN9Tt13wsYyo+2DwcCbnOaPBo1PoFow/WL8pJPktGIdbJaHxAnw==
+  dependencies:
+    "@babel/code-frame" "^7.8.3"
+    "@types/json-schema" "^7.0.5"
+    chalk "^4.1.0"
+    chokidar "^3.4.2"
+    cosmiconfig "^6.0.0"
+    deepmerge "^4.2.2"
+    fs-extra "^9.0.0"
+    memfs "^3.1.2"
+    minimatch "^3.0.4"
+    schema-utils "2.7.0"
+    semver "^7.3.2"
+    tapable "^1.0.0"
+
 form-data@^2.5.0:
   version "2.5.1"
   resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.5.1.tgz#f2cbec57b5e59e23716e128fe44d4e5dd23895f4"
@@ -3298,6 +3529,16 @@ from2@^2.1.0:
     inherits "^2.0.1"
     readable-stream "^2.0.0"
 
+fs-extra@^9.0.0:
+  version "9.1.0"
+  resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-9.1.0.tgz#5954460c764a8da2094ba3554bf839e6b9a7c86d"
+  integrity sha512-hcg3ZmepS30/7BSFqRvoo3DOMQu7IjqxO5nCDt+zM9XWjb33Wg7ziNT+Qvqbuc3+gWpzO02JubVyk2G4Zvo1OQ==
+  dependencies:
+    at-least-node "^1.0.0"
+    graceful-fs "^4.2.0"
+    jsonfile "^6.0.1"
+    universalify "^2.0.0"
+
 fs-minipass@^1.2.5:
   version "1.2.6"
   resolved "https://registry.yarnpkg.com/fs-minipass/-/fs-minipass-1.2.6.tgz#2c5cc30ded81282bfe8a0d7c7c1853ddeb102c07"
@@ -3312,6 +3553,11 @@ fs-minipass@^2.0.0:
   dependencies:
     minipass "^3.0.0"
 
+fs-monkey@1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/fs-monkey/-/fs-monkey-1.0.1.tgz#4a82f36944365e619f4454d9fff106553067b781"
+  integrity sha512-fcSa+wyTqZa46iWweI7/ZiUfegOZl0SG8+dltIwFXo7+zYU9J9kpS3NB6pZcSlJdhvIwp81Adx2XhZorncxiaA==
+
 fs-write-stream-atomic@^1.0.8:
   version "1.0.10"
   resolved "https://registry.yarnpkg.com/fs-write-stream-atomic/-/fs-write-stream-atomic-1.0.10.tgz#b47df53493ef911df75731e70a9ded0189db40c9"
@@ -3340,6 +3586,11 @@ fsevents@~2.1.2:
   resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.1.3.tgz#fb738703ae8d2f9fe900c33836ddebee8b97f23e"
   integrity sha512-Auw9a4AxqWpa9GUfj370BMPzzyncfBABW8Mab7BGWBYDj4Isgq+cDKtx0i6u9jcX9pQDnswsaaOTgTmA5pEjuQ==
 
+fsevents@~2.3.1:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.3.2.tgz#8a526f78b8fdf4623b709e0b975c52c24c02fd1a"
+  integrity sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==
+
 fstream@^1.0.0, fstream@^1.0.12:
   version "1.0.12"
   resolved "https://registry.yarnpkg.com/fstream/-/fstream-1.0.12.tgz#4e8ba8ee2d48be4f7d0de505455548eae5932045"
@@ -3515,6 +3766,11 @@ graceful-fs@^4.1.11, graceful-fs@^4.1.15, graceful-fs@^4.1.2:
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.2.tgz#6f0952605d0140c1cfdb138ed005775b92d67b02"
   integrity sha512-IItsdsea19BoLC7ELy13q1iJFNmd7ofZH5+X/pJr90/nRoPEX0DJo1dHDbgtYWOhJhcCgMDTOw84RZ72q6lB+Q==
 
+graceful-fs@^4.1.6, graceful-fs@^4.2.0:
+  version "4.2.6"
+  resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.6.tgz#ff040b2b0853b23c3d31027523706f1885d76bee"
+  integrity sha512-nTnJ528pbqxYanhpDYsi4Rd8MAeaBA67+RZ10CM1m3bTAVFEDcd5AuA4a6W5YkGZ1iNXHzZz8T6TBKLeBuNriQ==
+
 handle-thing@^2.0.0:
   version "2.0.0"
   resolved "https://registry.yarnpkg.com/handle-thing/-/handle-thing-2.0.0.tgz#0e039695ff50c93fc288557d696f3c1dc6776754"
@@ -4309,6 +4565,15 @@ json5@^2.1.2:
   dependencies:
     minimist "^1.2.5"
 
+jsonfile@^6.0.1:
+  version "6.1.0"
+  resolved "https://registry.yarnpkg.com/jsonfile/-/jsonfile-6.1.0.tgz#bc55b2634793c679ec6403094eb13698a6ec0aae"
+  integrity sha512-5dgndWOriYSm5cnYaJNhalLNDKOqFwyDB/rr1E9ZsGciGvKPs8R2xYGCacuf3z6K1YKDz182fd+fY3cn3pMqXQ==
+  dependencies:
+    universalify "^2.0.0"
+  optionalDependencies:
+    graceful-fs "^4.1.6"
+
 jsprim@^1.2.2:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/jsprim/-/jsprim-1.4.1.tgz#313e66bc1e5cc06e438bc1b7499c2e5c56acb6a2"
@@ -4587,6 +4852,13 @@ media-typer@0.3.0:
   resolved "https://registry.yarnpkg.com/media-typer/-/media-typer-0.3.0.tgz#8710d7af0aa626f8fffa1ce00168545263255748"
   integrity sha1-hxDXrwqmJvj/+hzgAWhUUmMlV0g=
 
+memfs@^3.1.2:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/memfs/-/memfs-3.2.0.tgz#f9438e622b5acd1daa8a4ae160c496fdd1325b26"
+  integrity sha512-f/xxz2TpdKv6uDn6GtHee8ivFyxwxmPuXatBb1FBwxYNuVpbM3k/Y1Z+vC0mH/dIXXrukYfe3qe5J32Dfjg93A==
+  dependencies:
+    fs-monkey "1.0.1"
+
 memory-fs@^0.4.1:
   version "0.4.1"
   resolved "https://registry.yarnpkg.com/memory-fs/-/memory-fs-0.4.1.tgz#3a9a20b8462523e447cfbc7e8bb80ed667bfc552"
@@ -6908,6 +7180,15 @@ sax@^1.2.4, sax@~1.2.4:
   resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.4.tgz#2816234e2378bddc4e5354fab5caa895df7100d9"
   integrity sha512-NqVDv9TpANUjFm0N8uM5GxL36UgKi9/atZw+x7YFnQ8ckwFGKrl4xX4yWtrey3UJm5nP1kUbnYgLopqWNSRhWw==
 
+schema-utils@2.7.0:
+  version "2.7.0"
+  resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-2.7.0.tgz#17151f76d8eae67fbbf77960c33c676ad9f4efc7"
+  integrity sha512-0ilKFI6QQF5nxDZLFn2dMjvc4hjg/Wkg7rHd3jK6/A4a1Hl9VFdQWvgB1UMGoU94pad1P/8N7fMcEnLnSiju8A==
+  dependencies:
+    "@types/json-schema" "^7.0.4"
+    ajv "^6.12.2"
+    ajv-keywords "^3.4.1"
+
 schema-utils@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/schema-utils/-/schema-utils-1.0.0.tgz#0b79a93204d7b600d4b2850d1f66c2a34951c770"
@@ -6970,6 +7251,13 @@ semver@^6.0.0, semver@^6.3.0:
   resolved "https://registry.yarnpkg.com/semver/-/semver-6.3.0.tgz#ee0a64c8af5e8ceea67687b133761e1becbd1d3d"
   integrity sha512-b39TBaTSfV6yBrapU89p5fKekE2m/NwnDocOVruQFS1/veMgdzuPcnOM34M6CwxW8jH/lxEa5rBoDeUwu5HHTw==
 
+semver@^7.3.2:
+  version "7.3.4"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-7.3.4.tgz#27aaa7d2e4ca76452f98d3add093a72c943edc97"
+  integrity sha512-tCfb2WLjqFAtXn4KEdxIhalnRtoKFN7nAwj0B3ZXCbQloV2tq5eDbcTmT68JJD3nRJq24/XgxtQKFIpQdtvmVw==
+  dependencies:
+    lru-cache "^6.0.0"
+
 semver@~5.3.0:
   version "5.3.0"
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"
@@ -7512,7 +7800,7 @@ supports-color@^6.1.0:
   dependencies:
     has-flag "^3.0.0"
 
-supports-color@^7.0.0:
+supports-color@^7.0.0, supports-color@^7.1.0:
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/supports-color/-/supports-color-7.2.0.tgz#1b7dcdcb32b8138801b3e478ba6a51caa89648da"
   integrity sha512-qpCAvRl9stuOHveKsn7HncJRvv501qIacKzQlO/+Lwxc9+0q2wLyv4Dfvt80/DPn2pqOBsJdDiogXGR9+OvwRw==
@@ -7764,6 +8052,11 @@ typedarray@^0.0.6:
   resolved "https://registry.yarnpkg.com/typedarray/-/typedarray-0.0.6.tgz#867ac74e3864187b1d3d47d996a78ec5c8830777"
   integrity sha1-hnrHTjhkGHsdPUfZlqeOxciDB3c=
 
+typescript@^4.1.5:
+  version "4.1.5"
+  resolved "https://registry.yarnpkg.com/typescript/-/typescript-4.1.5.tgz#123a3b214aaff3be32926f0d8f1f6e704eb89a72"
+  integrity sha512-6OSu9PTIzmn9TCDiovULTnET6BgXtDYL4Gg4szY+cGsc3JP1dQL8qvE8kShTRx1NIw4Q9IBHlwODjkjWEtMUyA==
+
 uc.micro@^1.0.1, uc.micro@^1.0.5:
   version "1.0.6"
   resolved "https://registry.yarnpkg.com/uc.micro/-/uc.micro-1.0.6.tgz#9c411a802a409a91fc6cf74081baba34b24499ac"
@@ -7831,6 +8124,11 @@ unique-slug@^2.0.0:
   dependencies:
     imurmurhash "^0.1.4"
 
+universalify@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/universalify/-/universalify-2.0.0.tgz#75a4984efedc4b08975c5aeb73f530d02df25717"
+  integrity sha512-hAZsKq7Yy11Zu1DE0OzWjw7nnLZmJZYTDZZyEFHZdUhV8FkH5MCfoU1XMaxXovpyW5nq5scPqq0ZDP9Zyl04oQ==
+
 unpipe@1.0.0, unpipe@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/unpipe/-/unpipe-1.0.0.tgz#b2bf4ee8514aae6165b4817829d21b2ef49904ec"