added vscodium config

.vscode/extensions.json

@@ -1 +1,12 @@
-{}
+{
+    "recommendations": [
+        "arrterian.nix-env-selector",
+        "ecmel.vscode-html-css",
+        "formulahendry.auto-complete-tag",
+        "jnoortheen.nix-ide",
+        "kamadorueda.alejandra",
+        "mblode.pretty-formatter",
+        "mikestead.dotenv",
+    ],
+    "unwantedRecommendations": []
+}

.vscode/settings.json

@@ -0,0 +1,21 @@
+{
+  "alejandra.program": "alejandra",
+  "nix.serverPath": "nil",
+  "nix.enableLanguageServer": true,
+  "files.associations": {
+    "flake.lock": "json"
+  },
+  "[html]": {
+    "editor.defaultFormatter": "mblode.pretty-formatter"
+  },
+  "[css]": {
+    "editor.defaultFormatter": "mblode.pretty-formatter"
+  },
+  "[nix]": {
+      "editor.defaultFormatter": "kamadorueda.alejandra",
+      "editor.formatOnSave": true,
+      "editor.insertSpaces": true,
+      "editor.tabSize": 2,
+      "editor.codeLens": true
+  },
+}