chore: Remove node_modules, dist, .env from tracking

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

node_modules/object-assign/package.json

@@ -1,42 +0,0 @@
-{
-  "name": "object-assign",
-  "version": "4.1.1",
-  "description": "ES2015 `Object.assign()` ponyfill",
-  "license": "MIT",
-  "repository": "sindresorhus/object-assign",
-  "author": {
-    "name": "Sindre Sorhus",
-    "email": "sindresorhus@gmail.com",
-    "url": "sindresorhus.com"
-  },
-  "engines": {
-    "node": ">=0.10.0"
-  },
-  "scripts": {
-    "test": "xo && ava",
-    "bench": "matcha bench.js"
-  },
-  "files": [
-    "index.js"
-  ],
-  "keywords": [
-    "object",
-    "assign",
-    "extend",
-    "properties",
-    "es2015",
-    "ecmascript",
-    "harmony",
-    "ponyfill",
-    "prollyfill",
-    "polyfill",
-    "shim",
-    "browser"
-  ],
-  "devDependencies": {
-    "ava": "^0.16.0",
-    "lodash": "^4.16.4",
-    "matcha": "^0.7.0",
-    "xo": "^0.16.0"
-  }
-}