Initial commit: CRM AI Demo bridge + KB knowledge base + infrastructure

- Bridge server with LLM agent tool-use (search_kb, search_products, search_orders, search_inventory, escalate_human)
- pgvector RAG knowledge base (95 FAQ chunks)
- Auto opportunity creation in Twenty CRM
- Auto follow-up task workflow
- Chatwoot AgentBot integration (HMAC, webhook)
- Docker compose infrastructure (PG18, Redis 8.8, node24-alpine)
- Configuration templates (example files) - real secrets excluded via .gitignore

bridge/chatwoot.config.example.json

@@ -0,0 +1,9 @@
+{
+  "baseURL": "http://crm-chatwoot-rails:3000",
+  "accountId": 1,
+  "accessToken": "YOUR_CHATWOOT_ACCESS_TOKEN",
+  "inboxId": 1,
+  "websiteToken": "j2p6riinXmVWjtmL5dHotf3Z",
+  "webhookId": 1,
+  "webhookURL": "http://crm-bridge:4000/chatwoot-webhook"
+}