feat: 完成后端全套自动化脚本、Makefile、README，支持一键启动与测试

backend/scripts/gen-proto.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+# 生成 proto 代码的脚本
+
+# 定义颜色
+GREEN="\033[0;32m"
+YELLOW="\033[1;33m"
+RED="\033[0;31m"
+NC="\033[0m" # No Color
+
+echo -e "${GREEN}Starting proto compilation...${NC}"
+
+# 使用 Docker 运行 protoc 编译
+if docker run --rm -v "$(pwd):/app" -w /app golang:1.26.1-alpine3.23 sh -c "\
+    apk add --no-cache protobuf-dev && \
+    go install google.golang.org/protobuf/cmd/protoc-gen-go@latest && \
+    go install google.golang.org/grpc/cmd/protoc-gen-go-grpc@latest && \
+    protoc --go_out=. --go-grpc_out=. services/user-svc/user.proto && \
+    protoc --go_out=. --go-grpc_out=. shared/proto/common.proto\
+"; then
+    echo -e "${GREEN}Proto compilation completed successfully!${NC}"
+else
+    echo -e "${RED}Proto compilation failed!${NC}"
+    exit 1
+fi