Rewrite to use remark-language-server

.prettierignore

@@ -1 +1,3 @@
 *.md
+.vscode-test/
+out/

.vscode/launch.json

@@ -1,14 +1,27 @@
 {
-  "version": "0.1.0",
+  "version": "0.2.0",
   "configurations": [
     {
       "name": "Launch Extension",
       "type": "extensionHost",
       "request": "launch",
       "runtimeExecutable": "${execPath}",
-      "args": ["--extensionDevelopmentPath=${workspaceRoot}"],
-      "stopOnEntry": false,
-      "outFiles": ["${workspaceRoot}/out"]
+      "args": [
+        "${workspaceFolder}/readme.md",
+        "--extensionDevelopmentPath=${workspaceFolder}"
+      ]
+    },
+    {
+      "name": "Remark language server",
+      "type": "node",
+      "request": "attach",
+      "port": 6009
+    }
+  ],
+  "compounds": [
+    {
+      "name": "Extension + Language server",
+      "configurations": ["Launch Extension", "Remark language server"]
     }
   ]
 }

.vscodeignore

@@ -1,10 +1,9 @@
-.vscode/**
-.vscode-test/**
-out/test/**
-src/**
-.editorconfig
-.gitignore
-**/tsconfig.json
-**/.eslintrc.json
-**/*.map
-**/*.ts
+.*
+.*/
+node_modules/
+src/
+test/
+test.js
+renovate.json
+package-lock.json
+tsconfig.json