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)"