Add 'Search Bitwarden Vault Items' Extension

extensions/bitwarden/.eslintignore

@@ -0,0 +1,2 @@
+node_modules
+dist

extensions/bitwarden/.eslintrc.json

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+{
+  "root": true,
+  "env": {
+    "es2020": true,
+    "node": true
+  },
+  "parser": "@typescript-eslint/parser",
+  "plugins": ["@typescript-eslint"],
+  "extends": ["eslint:recommended", "plugin:@typescript-eslint/recommended", "prettier"]
+}

extensions/bitwarden/.prettierrc

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+{
+  "printWidth": 120,
+  "singleQuote": false
+}