feat: 编译时嵌入版本信息

- 添加版本显示功能 (--version 参数)
- 编译时注入 Version、BuildTime、GitCommit、GoVersion、BuildEnv
- 更新 Makefile 支持自动获取版本信息
- 添加 release-full 命令支持完整发布流程
- 启动时显示构建信息

Makefile

@@ -1,9 +1,16 @@
-.PHONY: all build clean run test docker-build docker-run install-dev help
+.PHONY: all build clean run test docker-build docker-run install-dev help release
 
 # 应用名称
 APP_NAME := sms-receiver-v2
 MAIN_FILE := main.go
 
+# 版本信息
+VERSION := v2.0.0
+BUILD_TIME := $(shell date +%Y-%m-%d\ %H:%M:%S)
+GIT_COMMIT := $(shell git rev-parse --short HEAD 2>/dev/null || echo "unknown")
+GO_VERSION := $(shell go version | awk '{print $$3}')
+BUILD_ENV := prod
+
 # Go 配置
 GO := go
 GOFMT := gofmt
@@ -12,7 +19,7 @@ GOTEST := go test
 
 # 构建配置
 BUILD_DIR := ./build
-LDFLAGS := -ldflags="-w -s"
+LDFLAGS := -ldflags="-X 'main.Version=$(VERSION)' -X 'main.BuildTime=$(BUILD_TIME)' -X 'main.GitCommit=$(GIT_COMMIT)' -X 'main.GoVersion=$(GO_VERSION)' -X 'main.BuildEnv=$(BUILD_ENV)' -w -s"
 
 # Docker 配置
 DOCKER_IMAGE := sms-receiver-go
@@ -110,3 +117,52 @@ init:
 	else \
 		echo "config.yaml 已存在"; \
 	fi
+
+## release: 发布版本（创建 tag、推送到远程、上传二进制文件）
+release: clean build
+	@echo "正在发布版本: $(VERSION)"
+	@if [ -z "$(VERSION)" ]; then \
+		echo "错误: 请指定 VERSION，例如: make release VERSION=v2.0.0"; \
+		exit 1; \
+	fi
+	@git tag -a $(VERSION) -m "Release $(VERSION)" || echo "Tag 已存在，继续..."
+	@git push origin $(VERSION) || echo "Tag 已推送"
+	@echo "请在 Gitea 上手动上传二进制文件到 Release: $(VERSION)"
+	@echo "或者使用: make release-upload VERSION=$(VERSION)"
+
+## release-upload: 上传二进制文件到 Gitea Release
+release-upload:
+	@echo "上传二进制文件到 Gitea Release: $(VERSION)"
+	@if [ ! -f $(APP_NAME) ]; then \
+		echo "错误: 找不到编译文件 $(APP_NAME)，请先运行 make build"; \
+		exit 1; \
+	fi
+	@if [ -z "$(GITEA_TOKEN)" ]; then \
+		echo "错误: 请设置环境变量 GITEA_TOKEN"; \
+		echo "用法: make release-upload VERSION=v2.0.0 GITEA_TOKEN=your_token"; \
+		exit 1; \
+	fi
+	@echo "正在上传 $(APP_NAME) 到 Gitea..."
+	@curl -X POST \
+		-H "Authorization: token $(GITEA_TOKEN)" \
+		-F "attachment=@$(APP_NAME)" \
+		"https://gitea.king.nyc.mn/api/v1/repos/openclaw/SmsReceiver-go/releases/$(VERSION)/assets" \
+		2>&1 | grep -E "(name|size|browser_download_url)" || echo "上传完成"
+	@echo "✅ 上传完成！"
+
+## release-full: 完整发布流程（编译、tag、推送、上传）
+release-full: clean build
+	@echo "完整发布流程: $(VERSION)"
+	@if [ -z "$(VERSION)" ] || [ -z "$(GITEA_TOKEN)" ]; then \
+		echo "用法: make release-full VERSION=v2.0.0 GITEA_TOKEN=your_token"; \
+		exit 1; \
+	fi
+	@echo "1. 创建并推送 Git tag..."
+	@git tag -a $(VERSION) -m "Release $(VERSION)"
+	@git push origin $(VERSION)
+	@echo "2. 上传二进制文件到 Gitea Release..."
+	@curl -X POST \
+		-H "Authorization: token $(GITEA_TOKEN)" \
+		-F "attachment=@$(APP_NAME)" \
+		"https://gitea.king.nyc.mn/api/v1/repos/openclaw/SmsReceiver-go/releases/$(VERSION)/assets"
+	@echo "✅ 发布完成！访问: https://gitea.king.nyc.mn/openclaw/SmsReceiver-go/releases/tag/$(VERSION)"

main.go

@@ -2,6 +2,7 @@ package main
 
 import (
 	"flag"
+	"fmt"
 	"log"
 	"net/http"
 	"os"
@@ -18,10 +19,61 @@ import (
 	"github.com/robfig/cron/v3"
 )
 
+// 编译时注入的版本信息
+var (
+	Version    = "dev"        // 版本号
+	BuildTime  = "unknown"    // 构建时间
+	GitCommit  = "unknown"    // Git commit hash
+	GoVersion  = "unknown"    // Go 版本
+	BuildEnv   = "dev"        // 构建环境（dev/prod）
+)
+
+func printVersion() {
+	fmt.Printf("SmsReceiver-go %s\n", Version)
+	fmt.Printf("  Version:    %s\n", Version)
+	fmt.Printf("  Build Env:  %s\n", BuildEnv)
+	fmt.Printf("  Build Time: %s\n", BuildTime)
+	fmt.Printf("  Git Commit: %s\n", GitCommit)
+	fmt.Printf("  Go Version: %s\n", GoVersion)
+	fmt.Printf("  Repository: https://gitea.king.nyc.mn/openclaw/SmsReceiver-go\n")
+}
+
 func main() {
+	// 检查是否请求版本信息（需要在 flag.Parse 之前）
+	for _, arg := range os.Args[1:] {
+		if arg == "--version" || arg == "-v" {
+			printVersion()
+			os.Exit(0)
+		} else if arg == "--help" || arg == "-h" {
+			fmt.Println("SmsReceiver-go - 短信转发接收端 Go 版本")
+			fmt.Println()
+			fmt.Println("Usage:")
+			fmt.Println("  sms-receiver-v2 [options]")
+			fmt.Println()
+			fmt.Println("Options:")
+			flag.PrintDefaults()
+			fmt.Println()
+			fmt.Println("Additional Options:")
+			fmt.Println("  -v, --version     显示版本信息")
+			fmt.Println("  -h, --help        显示帮助信息")
+			os.Exit(0)
+		}
+	}
+
 	// 记录启动时间
 	startTime := time.Now()
 
+	// 打印启动信息
+	log.Printf("========================================")
+	log.Printf("SmsReceiver-go v%s (%s)", Version, BuildEnv)
+	log.Printf("========================================")
+	log.Printf("Version:    %s", Version)
+	log.Printf("Build Env:  %s", BuildEnv)
+	log.Printf("Build Time: %s", BuildTime)
+	log.Printf("Git Commit: %s", GitCommit)
+	log.Printf("Go Version: %s", GoVersion)
+	log.Printf("========================================")
+
 	// 命令行参数
 	configPath := flag.String("config", "config.yaml", "配置文件路径")
 	templatesPath := flag.String("templates", "templates", "模板目录路径")