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code/app/app-go/internal/bootstrap/app.go

@@ -0,0 +1,58 @@
+package bootstrap
+
+import (
+	"allapp-go/internal/bootstrap/boots"
+	"allapp-go/internal/config"
+	"allapp-go/pkg/db"
+	"allapp-go/pkg/logger"
+
+	"github.com/jackc/pgx/v5/pgxpool"
+)
+
+type App struct {
+	Config *config.Config
+	PgSql  *pgxpool.Pool
+}
+
+// ======================
+// 初始化
+// ======================
+
+func NewApp() (*App, error) {
+	cfg, err := config.Load()
+	if err != nil {
+		return nil, err
+	}
+
+	// 日志
+	boots.InitLogger(cfg)
+
+	// 数据库
+	pgsql, err := boots.InitPgsql(cfg)
+	if err != nil {
+		return nil, err
+	}
+
+	db.Init(pgsql)
+
+	// 其他组件
+	boots.InitUniqueId(cfg)
+	boots.InitJwt(cfg)
+
+	return &App{
+		Config: cfg,
+		PgSql:  pgsql,
+	}, nil
+}
+
+// ======================
+// 释放资源
+// ======================
+
+func (a *App) Close() {
+	if a.PgSql != nil {
+		a.PgSql.Close()
+	}
+
+	logger.Sync()
+}

code/app/app-go/internal/bootstrap/boots/config.go

@@ -0,0 +1,18 @@
+package boots
+
+import (
+	"allapp-go/internal/config"
+	"allapp-go/pkg/logger"
+)
+
+func InitLogger(cfg *config.Config) {
+	logger.Init(logger.Config{
+		Dir:        "logs",
+		Level:      "info",
+		MaxSize:    100, // MB
+		MaxBackups: 10,
+		MaxAge:     7, // 天
+		Compress:   true,
+	})
+	defer logger.Sync()
+}

code/app/app-go/internal/bootstrap/boots/jwt.go

@@ -0,0 +1,11 @@
+package boots
+
+import (
+	"allapp-go/internal/config"
+	"allapp-go/pkg/jwtx"
+)
+
+// InitJwt 初始化Jwt
+func InitJwt(cfg *config.Config) {
+	jwtx.Init(cfg.JWT.Secret, cfg.JWT.AccessExpiry)
+}

code/app/app-go/internal/bootstrap/boots/pgsql.go

@@ -0,0 +1,84 @@
+package boots
+
+import (
+	"allapp-go/internal/config"
+	"context"
+	"fmt"
+	"net/url"
+	"time"
+
+	"github.com/jackc/pgx/v5/pgxpool"
+)
+
+func InitPgsql(cfg *config.Config) (*pgxpool.Pool, error) {
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+
+	pg := cfg.Postgres
+
+	// ssl
+	sslMode := "disable"
+	if pg.SslMode {
+		sslMode = "require"
+	}
+
+	// 密码转义
+	password := url.QueryEscape(pg.Password)
+
+	// DSN
+	dsn := fmt.Sprintf(
+		"postgres://%s:%s@%s:%d/%s?sslmode=%s",
+		pg.User,
+		password,
+		pg.Host,
+		pg.Port,
+		pg.Dbname,
+		sslMode,
+	)
+
+	// 解析配置
+	conf, err := pgxpool.ParseConfig(dsn)
+	if err != nil {
+		return nil, err
+	}
+
+	// ======================
+	// 连接池配置
+	// ======================
+
+	// 最大连接数
+	if pg.MaxOpenConns > 0 {
+		conf.MaxConns = int32(pg.MaxOpenConns)
+	}
+
+	// 最小连接数（近似 idle）
+	if pg.MaxIdleConns > 0 {
+		conf.MinConns = int32(pg.MaxIdleConns)
+	}
+
+	// 连接最大生命周期
+	if pg.ConnMaxLifetime > 0 {
+		conf.MaxConnLifetime = pg.ConnMaxLifetime
+	}
+
+	// ======================
+	// 时区设置（正确方式 ⭐）
+	// ======================
+	if pg.TimeZone != "" {
+		conf.ConnConfig.RuntimeParams["TimeZone"] = pg.TimeZone
+	}
+
+	// 创建连接池
+	db, err := pgxpool.NewWithConfig(ctx, conf)
+	if err != nil {
+		return nil, err
+	}
+
+	// 测试连接
+	if err := db.Ping(ctx); err != nil {
+		db.Close()
+		return nil, err
+	}
+
+	return db, nil
+}

code/app/app-go/internal/bootstrap/boots/uniqueid.go

@@ -0,0 +1,12 @@
+package boots
+
+import (
+	"allapp-go/internal/config"
+	"allapp-go/pkg/uniqueid"
+)
+
+// InitUniqueId 初始化雪花id
+func InitUniqueId(cfg *config.Config) {
+	options := uniqueid.NewIdGeneratorOptions(cfg.UniqueID.WorkerID)
+	uniqueid.SetIdGenerator(options)
+}

code/app/app-go/internal/bootstrap/server.go

@@ -0,0 +1,34 @@
+package bootstrap
+
+import (
+	"allapp-go/internal/config"
+	"allapp-go/internal/errors"
+	"allapp-go/internal/middleware"
+	"allapp-go/internal/router"
+	"allapp-go/pkg/logger"
+	"fmt"
+
+	"github.com/gofiber/fiber/v3"
+	"github.com/gofiber/fiber/v3/middleware/recover"
+	"github.com/gofiber/fiber/v3/middleware/requestid"
+)
+
+func RunServer(cfg *config.Config) error {
+	app := fiber.New(fiber.Config{
+		ErrorHandler: errors.ErrorHandler(),
+	})
+
+	// ===== middleware =====
+	app.Use(recover.New())
+	app.Use(requestid.New())
+	app.Use(middleware.Logger())
+
+	// ===== router =====
+	router.SetupRouter(app)
+
+	addr := fmt.Sprintf(":%d", cfg.App.Port)
+
+	logger.Log.Info("服务启动")
+
+	return app.Listen(addr)
+}