Add VSCode settings for markdown file handling and media file organization

Author: hannesrudolph

.vscode/settings.json

@@ -0,0 +1,6 @@
+{
+    "markdown.editor.filePaste.copyIntoWorkspace": "mediaFiles",
+    "markdown.copyFiles.destination": {
+      "**/*": "/static/img/${documentBaseName}/${documentBaseName}.${fileName/(.*)\\.(.*)/$2/}"
+    }
+  }