feat(init): add extension code

.eslintrc.json

@@ -0,0 +1,30 @@
+{
+    "root": true,
+    "parser": "@typescript-eslint/parser",
+    "parserOptions": {
+        "ecmaVersion": 6,
+        "sourceType": "module"
+    },
+    "plugins": [
+        "@typescript-eslint"
+    ],
+    "rules": {
+        "@typescript-eslint/naming-convention": [
+            "warn",
+            {
+                "selector": "import",
+                "format": [ "camelCase", "PascalCase" ]
+            }
+        ],
+        "@typescript-eslint/semi": "warn",
+        "curly": "warn",
+        "eqeqeq": "warn",
+        "no-throw-literal": "warn",
+        "semi": "off"
+    },
+    "ignorePatterns": [
+        "out",
+        "dist",
+        "**/*.d.ts"
+    ]
+}

.gitignore

@@ -0,0 +1,6 @@
+out
+dist
+node_modules
+.vscode-test/
+*.vsix
+.vscode

.vscode-test.mjs

@@ -0,0 +1,5 @@
+import { defineConfig } from '@vscode/test-cli';
+
+export default defineConfig({
+	files: 'out/test/**/*.test.js',
+});

.vscodeignore

@@ -0,0 +1,14 @@
+.vscode/**
+.vscode-test/**
+out/**
+node_modules/**
+src/**
+.gitignore
+.yarnrc
+webpack.config.js
+vsc-extension-quickstart.md
+**/tsconfig.json
+**/.eslintrc.json
+**/*.map
+**/*.ts
+**/.vscode-test.*