add npm packages

add npm packages for the
- language server
- language client for the monaco editor
- parser
- demo for the language server
- demo for the parser

Makefile

@@ -32,10 +32,10 @@ test:
 .PHONY: build
 build:
 	go build -o ./runtime/cmd/parse/parse ./runtime/cmd/parse
+	GOARCH=wasm GOOS=js go build -o ./runtime/cmd/parse/parse.wasm ./runtime/cmd/parse
 	go build -o ./runtime/cmd/check/check ./runtime/cmd/check
 	go build -o ./runtime/cmd/main/main ./runtime/cmd/main
-	(cd languageserver && go build -o ./cmd/languageserver/languageserver ./cmd/languageserver)
-	(cd languageserver && GOARCH=wasm GOOS=js go build -o ./cmd/languageserver/languageserver.wasm ./cmd/languageserver)
+	(cd languageserver && make build)
 
 .PHONY: install-tools
 install-tools:
@@ -54,4 +54,4 @@ check-tidy:
 	go generate -v ./...
 	go mod tidy
 	cd languageserver; go mod tidy
-	git diff --exit-code
+	git diff --exit-code

languageserver/Makefile

@@ -0,0 +1,4 @@
+.PHONY: build
+build:
+	go build -o ./cmd/languageserver/languageserver ./cmd/languageserver
+	GOARCH=wasm GOOS=js go build -o ./cmd/languageserver/languageserver.wasm ./cmd/languageserver

languageserver/README.md

@@ -0,0 +1,9 @@
+# Cadence Language Server
+
+## Development
+
+### Building for WebAssembly
+
+```sh
+GOARCH=wasm GOOS=js go build -o languageserver.wasm  ./cmd/languageserver
+```