refactor: retire legacy tinode database routing

docker/tinode/Dockerfile

@@ -112,7 +112,7 @@ ENV ADMIN_INTERNAL_API_SECRET=
 ENV ADMIN_INTERNAL_API_TIMEOUT_MS=3000
 
 # The PostgreSQL DSN connection.
-ENV POSTGRES_DSN='postgresql://postgres:postgres@localhost:5432/tinode?sslmode=disable&connect_timeout=10'
+ENV POSTGRES_DSN='postgresql://postgres:postgres@localhost:5432/meeting_im?sslmode=disable&connect_timeout=10'
 
 # Disable chatbot plugin by default.
 ENV PLUGIN_PYTHON_CHAT_BOT_ENABLED=false

docker/tinode/Dockerfile.build

@@ -14,7 +14,7 @@ COPY . .
 RUN CGO_ENABLED=0 go build -tags mysql -o /out/tinode ./server
 RUN CGO_ENABLED=0 go build -tags mysql -o /out/init-db ./tinode-db
 # scripts/apply_hotgo_tenant_db.go is `//go:build ignore`-tagged (a standalone
-# migration script, not part of any package) - build it by exact file path.
+# startup database validator, not part of any package) - build it by exact path.
 RUN CGO_ENABLED=0 go build -o /out/apply-hotgo-tenant-db ./scripts/apply_hotgo_tenant_db.go
 
 # ---- Stage 2: runtime image ----

docker/tinode/config.template

@@ -91,11 +91,11 @@
 				"dsn": "$POSTGRES_DSN"
 			},
 			"rethinkdb": {
-				"database": "tinode",
+				"database": "meeting_im",
 				"addresses": "rethinkdb"
 			},
 			"mongodb": {
-				"database": "tinode",
+				"database": "meeting_im",
 				"addresses": "mongodb",
 				"replica_set": "rs0"
 			}

docker/tinode/entrypoint.sh

@@ -164,8 +164,8 @@ else
 		exit 1
 	fi
 
-	# Create/upgrade the hotgo tenant registry and the workbench/org/meetings/
-	# reports/mailbox/etc. tables that init-db above does not manage.
+	# Validate that startup is pointed at the shared meeting_im database. Schema
+	# changes are applied separately and are never performed during pod startup.
 	run_with_retries "apply-hotgo-tenant-db" apply_hotgo_tenant_db_once
 	if [ $? -ne 0 ]; then
 		echo "./apply-hotgo-tenant-db failed. Quitting."