fix: binary name modification

Signed-off-by: Xinwei Xiong(cubxxw-openim) <3293172751nss@gmail.com>

cmd/openim-api/Makefile

@@ -0,0 +1,34 @@
+.PHONY: all build run gotool install clean help
+
+NAME=openim-api
+BIN_DIR=../../bin/
+
+OS:= $(or $(os),linux)
+ARCH:=$(or $(arch),amd64)
+all: gotool build
+
+ifeq ($(OS),windows)
+
+BINARY_NAME=${NAME}.exe
+
+else
+
+BINARY_NAME=${NAME}
+
+endif
+
+build:
+	CGO_ENABLED=0 GOOS=${OS} GOARCH=${ARCH}; go build -ldflags="-w -s" -o ${BINARY_NAME}
+
+run:
+	@go run ./
+
+gotool:
+	go fmt ./
+	go vet ./
+
+install:build
+	mv ${BINARY_NAME} ${BIN_DIR}
+
+clean:
+	@if [ -f ${BINARY_NAME} ] ; then rm ${BINARY_NAME} ; fi