feat: 初始提交 - Code Server Bridge完整实现

- OAuth认证系统（Gitea + Lua扩展）
- Git自动化操作（本地/SSH远程）
- 实时进度WebSocket推送
- 现代化Tab界面UI
- Cobra CLI命令行（init/version/serve）
- 完整构建系统（Makefile + Taskfile）
- UPX压缩支持（体积减少70%）

internal/db/connect.go

@@ -0,0 +1,10 @@
+package db
+
+import (
+	"github.com/glebarez/sqlite"
+	"gorm.io/gorm"
+)
+
+func connectSQLite(filepath string) gorm.Dialector {
+	return sqlite.Open(filepath + "?cache=shared&_fk=1&_driver=modernc.org/sqlite")
+}

internal/db/db.go

@@ -0,0 +1,50 @@
+package db
+
+import (
+	"cs-bridge/internal/config"
+	"fmt"
+	"os"
+
+	"go.uber.org/zap"
+	"gorm.io/gorm"
+	"gorm.io/gorm/logger"
+)
+
+var db *gorm.DB
+
+func init() {
+	if _, err := os.Stat("./data"); os.IsNotExist(err) {
+		_ = os.Mkdir("./data", os.ModePerm)
+	}
+}
+
+func GetDB() *gorm.DB {
+	if db == nil {
+		panic("数据库未初始化，请先调用 db.InitDB()")
+	}
+	return db
+}
+
+func InitDB(cfg config.Database, log *zap.Logger) {
+	go func() {
+		if err := recover(); err != nil {
+			panic(fmt.Sprintf("Init DB Error: %v", err))
+		}
+	}()
+
+	fmt.Println(cfg.SqliteDbPath)
+	dialector := connectSQLite(cfg.SqliteDbPath)
+
+	var err error
+	db, err = gorm.Open(dialector, &gorm.Config{
+		Logger: NewZapGormLogger(log).LogMode(logger.Info),
+	})
+	if err != nil {
+		panic(err)
+	}
+
+	// 自动迁移数据库模型
+	if err := db.AutoMigrate(&WorkspaceToken{}); err != nil {
+		panic(fmt.Sprintf("Failed to migrate WorkspaceToken model: %v", err))
+	}
+}

internal/db/gorm_logger.go

@@ -0,0 +1,81 @@
+package db
+
+import (
+	"context"
+	"time"
+
+	"go.uber.org/zap"
+	"gorm.io/gorm/logger"
+	"gorm.io/gorm/utils"
+)
+
+type ZapGormLogger struct {
+	ZapLogger     *zap.Logger
+	LogLevel      logger.LogLevel
+	SlowThreshold time.Duration
+}
+
+func NewZapGormLogger(zapLogger *zap.Logger) *ZapGormLogger {
+	return &ZapGormLogger{
+		ZapLogger:     zapLogger,
+		LogLevel:      logger.Info,
+		SlowThreshold: time.Second, // 1s 慢查询阈值
+	}
+}
+
+func (l *ZapGormLogger) LogMode(level logger.LogLevel) logger.Interface {
+	newlogger := *l
+	newlogger.LogLevel = level
+	return &newlogger
+}
+
+func (l *ZapGormLogger) Info(ctx context.Context, msg string, data ...interface{}) {
+	if l.LogLevel >= logger.Info {
+		l.ZapLogger.Sugar().Infof(msg, data...)
+	}
+}
+
+func (l *ZapGormLogger) Warn(ctx context.Context, msg string, data ...interface{}) {
+	if l.LogLevel >= logger.Warn {
+		l.ZapLogger.Sugar().Warnf(msg, data...)
+	}
+}
+
+func (l *ZapGormLogger) Error(ctx context.Context, msg string, data ...interface{}) {
+	if l.LogLevel >= logger.Error {
+		l.ZapLogger.Sugar().Errorf(msg, data...)
+	}
+}
+
+func (l *ZapGormLogger) Trace(ctx context.Context, begin time.Time, fc func() (sql string, rowsAffected int64), err error) {
+	if l.LogLevel <= logger.Silent {
+		return
+	}
+	elapsed := time.Since(begin)
+	sql, rows := fc()
+
+	switch {
+	case err != nil && l.LogLevel >= logger.Error:
+		l.ZapLogger.Error("SQL Error",
+			zap.Error(err),
+			zap.String("sql", sql),
+			zap.Int64("rows", rows),
+			zap.Duration("elapsed", elapsed),
+			zap.String("file", utils.FileWithLineNum()),
+		)
+	case elapsed > l.SlowThreshold && l.SlowThreshold != 0 && l.LogLevel >= logger.Warn:
+		l.ZapLogger.Warn("Slow SQL",
+			zap.Duration("elapsed", elapsed),
+			zap.String("sql", sql),
+			zap.Int64("rows", rows),
+			zap.String("file", utils.FileWithLineNum()),
+		)
+	case l.LogLevel >= logger.Info:
+		l.ZapLogger.Info("SQL",
+			zap.String("sql", sql),
+			zap.Int64("rows", rows),
+			zap.Duration("elapsed", elapsed),
+			zap.String("file", utils.FileWithLineNum()),
+		)
+	}
+}

internal/db/workspace_token.go

@@ -0,0 +1,16 @@
+package db
+
+import (
+	"time"
+)
+
+// WorkspaceToken 工作区访问令牌模型
+// 用于存储一次性/限时的workspace访问token
+type WorkspaceToken struct {
+	ID            uint      `gorm:"primarykey"`
+	Token         string    `gorm:"uniqueIndex;not null"` // Token哈希值
+	WorkspacePath string    `gorm:"not null"`             // 工作区路径
+	CreatedAt     time.Time // 创建时间
+	ExpiresAt     time.Time `gorm:"index"`               // 过期时间
+	Used          bool      `gorm:"default:false;index"` // 是否已使用
+}