feat: Deploy Firecrawl (spaceship-earth) to fastpass cluster

- Add Firecrawl application with full stack:
  - Firecrawl API (main service)
  - Firecrawl Worker (background jobs)
  - Playwright Service (browser automation)
  - Redis (cache & job queue)
  - PostgreSQL (state management)
  - RabbitMQ (message queue)

- Configure dual DNS names:
  - Primary: spaceship-earth.local.mk-labs.cloud (EPCOT theme)
  - Secondary: firecrawl.local.mk-labs.cloud

- Add Gateway API HTTPRoutes with TLS certificates
- Update ReferenceGrant for firecrawl namespace
- Configure ArgoCD application (wave 20)
- Set USE_DB_AUTHENTICATION=false for internal deployment

This provides JARVIS with web scraping and search capabilities.

cluster/applications/firecrawl/namespace.yaml

@@ -0,0 +1,12 @@
+# ------------------------------------------------------------------------------
+# Namespace: firecrawl
+# Web scraping and search service for JARVIS
+# ------------------------------------------------------------------------------
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: firecrawl
+  labels:
+    app.kubernetes.io/name: firecrawl
+    app.kubernetes.io/part-of: mk-labs
+    epcot.theme/name: spaceship-earth