Remove WebSocket configurations, NATS test publisher, and related binaries; update project settings to exclude unnecessary files.

.gitignore

@@ -0,0 +1,67 @@
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+
+# Test binary, built with `go test -c`
+*.test
+
+# Output of the go coverage tool
+*.out
+
+# Go workspace file
+go.work
+
+# Compiled binaries
+/cmd/server/server
+/cmd/client/client
+/cmd/levelbuilder/levelbuilder
+/cmd/builder/builder
+
+# WASM output
+/cmd/client/web/main.wasm
+*.wasm
+
+# IDE specific files
+.idea/
+.vscode/
+*.swp
+*.swo
+*~
+
+# OS specific files
+.DS_Store
+Thumbs.db
+
+# Temporary files
+*.tmp
+*.log
+*.bak
+
+# Build artifacts
+/dist/
+/build/
+
+# Dependencies
+/vendor/
+
+# Local configuration
+.env
+config.local.json
+
+# Generated assets (if you want to regenerate them)
+# Uncomment if assets should be generated, not committed
+# /cmd/client/web/assets/*.png
+# /cmd/client/web/assets/assets.json
+
+# Keep chunks but ignore generated ones if needed
+# /cmd/client/web/assets/chunks/*.json
+
+# Debug files
+debug
+__debug_bin
+
+# Redis dump
+dump.rdb