strip: delete stale docs/ and broccolini_bot_context.md

Both were saturated with references to removed features.
Regenerate fresh post-MVP.

scripts/test-mongodb.js

@@ -1,11 +1,8 @@
 /**
  * Test MongoDB connection using the native driver.
- * Uses MONGODB_URI from .env (or ENV_FILE when set). Run: npm run test-mongodb
+ * Uses MONGODB_URI from .env. Run: npm run test-mongodb
  */
-const path = require('path');
-const dotenv = require('dotenv');
-const envPath = process.env.ENV_FILE ? path.resolve(process.cwd(), process.env.ENV_FILE) : undefined;
-dotenv.config({ path: envPath });
+require('dotenv').config();
 
 const { MongoClient, ServerApiVersion } = require('mongodb');