feat: incr sync version.

go/chao-sdk-core/wasm/cmd/Makefile

@@ -0,0 +1,17 @@
+.PHONY: ios build install mac windows
+
+WASM_BIN_NAME=openIM.wasm
+
+
+#新加target的时候，下面的命令行记得用tab顶格
+wasm:
+	GOOS=js GOARCH=wasm go build -trimpath -ldflags "-s -w" -o ${WASM_BIN_NAME} main.go
+
+build: static/main.wasm static/wasm_exec.js
+	goexec 'http.ListenAndServe(`:9999`, http.FileServer(http.Dir(`.`)))'
+
+static/wasm_exec.js:
+	cp "$(shell go env GOROOT)/misc/wasm/wasm_exec.js" static
+
+static/main.wasm : main.go
+	GO111MODULE=auto GOOS=js GOARCH=wasm go build -o static/${WASM_BIN_NAME}.wasm main.go