[archiver] Add mime types aliases for auto detection.

examples/hello-world.cdb-dump

@@ -1,41 +1,55 @@
 
-+1,5
-s
-2021a
++6,14
+schema
+kawipiko-2021b
 
-+3,3
++3,16
 f:/
-1:2
+m0000001d0000002
 
-+3,117
-m:1
-Cache-Control: public, immutable, max-age=3600
-Content-Encoding: identity
-Content-Type: text/plain; charset=utf-8
++8,48
+m0000001
+h0000017H0000001h000001cH0000003h0000025H000000d
 
-
-+3,13
-c:2
++8,13
+d0000002
 Hello world!
 
 
-+4,3
++3,16
+l:/
+m0000003d0000004
+
++8,48
+m0000003
+h0000017H0000001h000001cH0000003h0000025H0000012
+
++8,82
+d0000004
+{"entries":[{"name":"index.txt","type":"file","size":13}],"indices":["index.txt"]}
+
++4,16
 f:/*
-1:2
+m0000001d0000002
 
-+8,3
++8,16
 f:/index
-1:2
+m0000001d0000002
 
-+12,3
++12,16
 f:/index.txt
-1:2
+m0000001d0000002
 
-+2,23
-fi
++8,23
+F0000001
 /
 /*
 /index
 /index.txt
 
 
++8,2
+L0000001
+/
+
+

sources/cmd/archiver/archiver.go

@@ -541,6 +541,11 @@ func prepareDataContent (_context *context, _pathResolved string, _pathInArchive
 	}
 	if (_dataType == "") {
 		_dataType = http.DetectContentType (_dataContent)
+		if _dataType != "" {
+			if _dataType_0, _ := MimeTypesAliases[_dataType]; _dataType_0 != "" {
+				_dataType = _dataType_0
+			}
+		}
 	}
 	if _dataType == "" {
 		_dataType = MimeTypeRaw

sources/lib/common/mime.go

@@ -193,3 +193,9 @@ var MimeTypes = []string {
 		
 	}
 
+
+
+var MimeTypesAliases = map[string]string {
+		"text/xml; charset=utf-8" : MimeTypeXml,
+	}
+