chore: remove unused files and add a depcheck command

Author: binoy14

knip.config.ts

@@ -0,0 +1,10 @@
+import {type KnipConfig} from 'knip'
+
+const project = ['src/**/*.{js,jsx,ts,tsx}', '!**/docs/**']
+
+const baseConfig = {
+  entry: ['src/commands/**/*.ts'],
+  project,
+} satisfies KnipConfig
+
+export default baseConfig

package.json

@@ -52,6 +52,7 @@
     "build:types": "tsc --project tsconfig.build.json && pnpm run build:api",
     "clean": "rimraf dist node_modules",
     "coverage": "vitest run --coverage",
+    "depcheck": "knip",
     "dev": "tsc --watch",
     "format": "prettier --write .",
     "lint": "eslint .",
@@ -102,6 +103,7 @@
     "@vitest/coverage-v8": "^4.0.16",
     "chokidar": "^5.0.0",
     "eslint": "9.39.2",
+    "knip": "^5.83.1",
     "oclif": "^4.22.68",
     "prettier": "^3.6.2",
     "prettier-plugin-packagejson": "^2.5.19",