feat: Complete CouchDB migration and Docker configuration

- Add comprehensive CouchDB setup and configuration
- Update Docker files for CouchDB compatibility
- Create Kubernetes manifests for CouchDB deployment
- Add migration scripts and documentation
- Update seeding scripts to support both CouchDB and MongoDB
- Add docker-compose for local development
- Create comprehensive setup and deployment guides

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Co-Authored-By: AI Assistant <noreply@ai-assistant.com>

couchdb/local.d/10-adopt-a-street.ini

@@ -0,0 +1,17 @@
+[cors]
+origins = *
+credentials = true
+headers = accept, authorization, content-type, origin, referer, x-csrf-token
+methods = GET, PUT, POST, HEAD, DELETE
+max_age = 3600
+
+[chttpd]
+bind_address = 0.0.0.0
+port = 5984
+
+[couchdb]
+enable_cors = true
+single_node = false
+
+[admins]
+admin = admin