refactor: serve static frontend with Go APIs

.dockerignore

@@ -12,7 +12,8 @@ node_modules
 .env.*.local
 *.log
 
-# Deployment templates and operator documentation are not runtime inputs.
-deploy
+# Only the static Web server config is a runtime build input.
+deploy/*
+!deploy/nginx.conf
 docs
 .project-docs