diff --git a/cmd/web.go b/cmd/web.go
new file mode 100644
index 0000000..43f4900
--- /dev/null
+++ b/cmd/web.go
@@ -0,0 +1,273 @@
+// Copyright 2014 The Gogs Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"net"
+	"net/http"
+	"os"
+	"strings"
+
+	_ "net/http/pprof" // Used for debugging if enabled and a web server is running
+
+	"code.gitea.io/gitea/modules/graceful"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/process"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/routers"
+	"code.gitea.io/gitea/routers/install"
+	hat_routers "code.gitlink.org.cn/Gitlink/gitea_hat.git/routers"
+	"github.com/felixge/fgprof"
+	"github.com/urfave/cli"
+	ini "gopkg.in/ini.v1"
+)
+
+// CmdWeb represents the available web sub-command.
+var CmdWeb = cli.Command{
+	Name:  "web",
+	Usage: "Start Gitea web server",
+	Description: `Gitea web server is the only thing you need to run,
+and it takes care of all the other things for you`,
+	Action: runWeb,
+	Flags: []cli.Flag{
+		cli.StringFlag{
+			Name:  "port, p",
+			Value: "3000",
+			Usage: "Temporary port number to prevent conflict",
+		},
+		cli.StringFlag{
+			Name:  "install-port",
+			Value: "3000",
+			Usage: "Temporary port number to run the install page on to prevent conflict",
+		},
+		cli.StringFlag{
+			Name:  "pid, P",
+			Value: setting.PIDFile,
+			Usage: "Custom pid file path",
+		},
+		cli.BoolFlag{
+			Name:  "quiet, q",
+			Usage: "Only display Fatal logging errors until logging is set-up",
+		},
+		cli.BoolFlag{
+			Name:  "verbose",
+			Usage: "Set initial logging to TRACE level until logging is properly set-up",
+		},
+	},
+}
+
+func runHTTPRedirector() {
+	_, _, finished := process.GetManager().AddTypedContext(graceful.GetManager().HammerContext(), "Web: HTTP Redirector", process.SystemProcessType, true)
+	defer finished()
+
+	source := fmt.Sprintf("%s:%s", setting.HTTPAddr, setting.PortToRedirect)
+	dest := strings.TrimSuffix(setting.AppURL, "/")
+	log.Info("Redirecting: %s to %s", source, dest)
+
+	handler := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		target := dest + r.URL.Path
+		if len(r.URL.RawQuery) > 0 {
+			target += "?" + r.URL.RawQuery
+		}
+		http.Redirect(w, r, target, http.StatusTemporaryRedirect)
+	})
+
+	err := runHTTP("tcp", source, "HTTP Redirector", handler)
+	if err != nil {
+		log.Fatal("Failed to start port redirection: %v", err)
+	}
+}
+
+func runWeb(ctx *cli.Context) error {
+	if ctx.Bool("verbose") {
+		_ = log.DelLogger("console")
+		log.NewLogger(0, "console", "console", fmt.Sprintf(`{"level": "trace", "colorize": %t, "stacktraceLevel": "none"}`, log.CanColorStdout))
+	} else if ctx.Bool("quiet") {
+		_ = log.DelLogger("console")
+		log.NewLogger(0, "console", "console", fmt.Sprintf(`{"level": "fatal", "colorize": %t, "stacktraceLevel": "none"}`, log.CanColorStdout))
+	}
+	defer func() {
+		if panicked := recover(); panicked != nil {
+			log.Fatal("PANIC: %v\n%s", panicked, log.Stack(2))
+		}
+	}()
+
+	managerCtx, cancel := context.WithCancel(context.Background())
+	graceful.InitManager(managerCtx)
+	defer cancel()
+
+	if os.Getppid() > 1 && len(os.Getenv("LISTEN_FDS")) > 0 {
+		log.Info("Restarting Gitea on PID: %d from parent PID: %d", os.Getpid(), os.Getppid())
+	} else {
+		log.Info("Starting Gitea on PID: %d", os.Getpid())
+	}
+
+	// Set pid file setting
+	if ctx.IsSet("pid") {
+		setting.PIDFile = ctx.String("pid")
+		setting.WritePIDFile = true
+	}
+
+	// Perform pre-initialization
+	needsInstall := install.PreloadSettings(graceful.GetManager().HammerContext())
+	if needsInstall {
+		// Flag for port number in case first time run conflict
+		if ctx.IsSet("port") {
+			if err := setPort(ctx.String("port")); err != nil {
+				return err
+			}
+		}
+		if ctx.IsSet("install-port") {
+			if err := setPort(ctx.String("install-port")); err != nil {
+				return err
+			}
+		}
+		c := install.Routes()
+		err := listen(c, false)
+		if err != nil {
+			log.Critical("Unable to open listener for installer. Is Gitea already running?")
+			graceful.GetManager().DoGracefulShutdown()
+		}
+		select {
+		case <-graceful.GetManager().IsShutdown():
+			<-graceful.GetManager().Done()
+			log.Info("PID: %d Gitea Web Finished", os.Getpid())
+			log.Close()
+			return err
+		default:
+		}
+	} else {
+		NoInstallListener()
+	}
+
+	if setting.EnablePprof {
+		go func() {
+			http.DefaultServeMux.Handle("/debug/fgprof", fgprof.Handler())
+			_, _, finished := process.GetManager().AddTypedContext(context.Background(), "Web: PProf Server", process.SystemProcessType, true)
+			log.Info("Starting pprof server on localhost:6060")
+			log.Info("%v", http.ListenAndServe("localhost:6060", nil))
+			finished()
+		}()
+	}
+
+	log.Info("Global init")
+	// Perform global initialization
+	setting.LoadFromExisting()
+	routers.GlobalInitInstalled(graceful.GetManager().HammerContext())
+
+	// We check that AppDataPath exists here (it should have been created during installation)
+	// We can't check it in `GlobalInitInstalled`, because some integration tests
+	// use cmd -> GlobalInitInstalled, but the AppDataPath doesn't exist during those tests.
+	if _, err := os.Stat(setting.AppDataPath); err != nil {
+		log.Fatal("Can not find APP_DATA_PATH '%s'", setting.AppDataPath)
+	}
+
+	// Override the provided port number within the configuration
+	if ctx.IsSet("port") {
+		if err := setPort(ctx.String("port")); err != nil {
+			return err
+		}
+	}
+
+	// Set up Chi routes
+	c := routers.NormalRoutes()
+	hat_routers.InitHatRouters(c)
+	err := listen(c, true)
+	<-graceful.GetManager().Done()
+	log.Info("PID: %d Gitea Web Finished", os.Getpid())
+	log.Close()
+	return err
+}
+
+func setPort(port string) error {
+	setting.AppURL = strings.Replace(setting.AppURL, setting.HTTPPort, port, 1)
+	setting.HTTPPort = port
+
+	switch setting.Protocol {
+	case setting.HTTPUnix:
+	case setting.FCGI:
+	case setting.FCGIUnix:
+	default:
+		defaultLocalURL := string(setting.Protocol) + "://"
+		if setting.HTTPAddr == "0.0.0.0" {
+			defaultLocalURL += "localhost"
+		} else {
+			defaultLocalURL += setting.HTTPAddr
+		}
+		defaultLocalURL += ":" + setting.HTTPPort + "/"
+
+		// Save LOCAL_ROOT_URL if port changed
+		setting.CreateOrAppendToCustomConf(func(cfg *ini.File) {
+			cfg.Section("server").Key("LOCAL_ROOT_URL").SetValue(defaultLocalURL)
+		})
+	}
+	return nil
+}
+
+func listen(m http.Handler, handleRedirector bool) error {
+	listenAddr := setting.HTTPAddr
+	if setting.Protocol != setting.HTTPUnix && setting.Protocol != setting.FCGIUnix {
+		listenAddr = net.JoinHostPort(listenAddr, setting.HTTPPort)
+	}
+	_, _, finished := process.GetManager().AddTypedContext(graceful.GetManager().HammerContext(), "Web: Gitea Server", process.SystemProcessType, true)
+	defer finished()
+	log.Info("Listen: %v://%s%s", setting.Protocol, listenAddr, setting.AppSubURL)
+	// This can be useful for users, many users do wrong to their config and get strange behaviors behind a reverse-proxy.
+	// A user may fix the configuration mistake when he sees this log.
+	// And this is also very helpful to maintainers to provide help to users to resolve their configuration problems.
+	log.Info("AppURL(ROOT_URL): %s", setting.AppURL)
+
+	if setting.LFS.StartServer {
+		log.Info("LFS server enabled")
+	}
+
+	var err error
+	switch setting.Protocol {
+	case setting.HTTP:
+		if handleRedirector {
+			NoHTTPRedirector()
+		}
+		err = runHTTP("tcp", listenAddr, "Web", m)
+	case setting.HTTPS:
+		if setting.EnableAcme {
+			err = runACME(listenAddr, m)
+			break
+		} else {
+			if handleRedirector {
+				if setting.RedirectOtherPort {
+					go runHTTPRedirector()
+				} else {
+					NoHTTPRedirector()
+				}
+			}
+			err = runHTTPS("tcp", listenAddr, "Web", setting.CertFile, setting.KeyFile, m)
+		}
+	case setting.FCGI:
+		if handleRedirector {
+			NoHTTPRedirector()
+		}
+		err = runFCGI("tcp", listenAddr, "FCGI Web", m)
+	case setting.HTTPUnix:
+		if handleRedirector {
+			NoHTTPRedirector()
+		}
+		err = runHTTP("unix", listenAddr, "Web", m)
+	case setting.FCGIUnix:
+		if handleRedirector {
+			NoHTTPRedirector()
+		}
+		err = runFCGI("unix", listenAddr, "Web", m)
+	default:
+		log.Fatal("Invalid protocol: %s", setting.Protocol)
+	}
+
+	if err != nil {
+		log.Critical("Failed to start server: %v", err)
+	}
+	log.Info("HTTP Listener: %s Closed", listenAddr)
+	return err
+}
diff --git a/cmd/web_acme.go b/cmd/web_acme.go
new file mode 100644
index 0000000..57b400d
--- /dev/null
+++ b/cmd/web_acme.go
@@ -0,0 +1,136 @@
+// Copyright 2020 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package cmd
+
+import (
+	"crypto/x509"
+	"encoding/pem"
+	"fmt"
+	"net/http"
+	"os"
+	"strconv"
+	"strings"
+
+	"code.gitea.io/gitea/modules/graceful"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/process"
+	"code.gitea.io/gitea/modules/setting"
+
+	"github.com/caddyserver/certmagic"
+)
+
+func getCARoot(path string) (*x509.CertPool, error) {
+	r, err := os.ReadFile(path)
+	if err != nil {
+		return nil, err
+	}
+	block, _ := pem.Decode(r)
+	if block == nil {
+		return nil, fmt.Errorf("no PEM found in the file %s", path)
+	}
+	caRoot, err := x509.ParseCertificate(block.Bytes)
+	if err != nil {
+		return nil, err
+	}
+	certPool := x509.NewCertPool()
+	certPool.AddCert(caRoot)
+	return certPool, nil
+}
+
+func runACME(listenAddr string, m http.Handler) error {
+	// If HTTP Challenge enabled, needs to be serving on port 80. For TLSALPN needs 443.
+	// Due to docker port mapping this can't be checked programmatically
+	// TODO: these are placeholders until we add options for each in settings with appropriate warning
+	enableHTTPChallenge := true
+	enableTLSALPNChallenge := true
+	altHTTPPort := 0
+	altTLSALPNPort := 0
+
+	if p, err := strconv.Atoi(setting.PortToRedirect); err == nil {
+		altHTTPPort = p
+	}
+	if p, err := strconv.Atoi(setting.HTTPPort); err == nil {
+		altTLSALPNPort = p
+	}
+
+	magic := certmagic.NewDefault()
+	magic.Storage = &certmagic.FileStorage{Path: setting.AcmeLiveDirectory}
+	// Try to use private CA root if provided, otherwise defaults to system's trust
+	var certPool *x509.CertPool
+	if setting.AcmeCARoot != "" {
+		var err error
+		certPool, err = getCARoot(setting.AcmeCARoot)
+		if err != nil {
+			log.Warn("Failed to parse CA Root certificate, using default CA trust: %v", err)
+		}
+	}
+	myACME := certmagic.NewACMEIssuer(magic, certmagic.ACMEIssuer{
+		CA:                      setting.AcmeURL,
+		TrustedRoots:            certPool,
+		Email:                   setting.AcmeEmail,
+		Agreed:                  setting.AcmeTOS,
+		DisableHTTPChallenge:    !enableHTTPChallenge,
+		DisableTLSALPNChallenge: !enableTLSALPNChallenge,
+		ListenHost:              setting.HTTPAddr,
+		AltTLSALPNPort:          altTLSALPNPort,
+		AltHTTPPort:             altHTTPPort,
+	})
+
+	magic.Issuers = []certmagic.Issuer{myACME}
+
+	// this obtains certificates or renews them if necessary
+	err := magic.ManageSync(graceful.GetManager().HammerContext(), []string{setting.Domain})
+	if err != nil {
+		return err
+	}
+
+	tlsConfig := magic.TLSConfig()
+	tlsConfig.NextProtos = append(tlsConfig.NextProtos, "h2")
+
+	if version := toTLSVersion(setting.SSLMinimumVersion); version != 0 {
+		tlsConfig.MinVersion = version
+	}
+	if version := toTLSVersion(setting.SSLMaximumVersion); version != 0 {
+		tlsConfig.MaxVersion = version
+	}
+
+	// Set curve preferences
+	if curves := toCurvePreferences(setting.SSLCurvePreferences); len(curves) > 0 {
+		tlsConfig.CurvePreferences = curves
+	}
+
+	// Set cipher suites
+	if ciphers := toTLSCiphers(setting.SSLCipherSuites); len(ciphers) > 0 {
+		tlsConfig.CipherSuites = ciphers
+	}
+
+	if enableHTTPChallenge {
+		go func() {
+			_, _, finished := process.GetManager().AddTypedContext(graceful.GetManager().HammerContext(), "Web: ACME HTTP challenge server", process.SystemProcessType, true)
+			defer finished()
+
+			log.Info("Running Let's Encrypt handler on %s", setting.HTTPAddr+":"+setting.PortToRedirect)
+			// all traffic coming into HTTP will be redirect to HTTPS automatically (LE HTTP-01 validation happens here)
+			err := runHTTP("tcp", setting.HTTPAddr+":"+setting.PortToRedirect, "Let's Encrypt HTTP Challenge", myACME.HTTPChallengeHandler(http.HandlerFunc(runLetsEncryptFallbackHandler)))
+			if err != nil {
+				log.Fatal("Failed to start the Let's Encrypt handler on port %s: %v", setting.PortToRedirect, err)
+			}
+		}()
+	}
+
+	return runHTTPSWithTLSConfig("tcp", listenAddr, "Web", tlsConfig, m)
+}
+
+func runLetsEncryptFallbackHandler(w http.ResponseWriter, r *http.Request) {
+	if r.Method != "GET" && r.Method != "HEAD" {
+		http.Error(w, "Use HTTPS", http.StatusBadRequest)
+		return
+	}
+	// Remove the trailing slash at the end of setting.AppURL, the request
+	// URI always contains a leading slash, which would result in a double
+	// slash
+	target := strings.TrimSuffix(setting.AppURL, "/") + r.URL.RequestURI()
+	http.Redirect(w, r, target, http.StatusTemporaryRedirect)
+}
diff --git a/cmd/web_graceful.go b/cmd/web_graceful.go
new file mode 100644
index 0000000..1618208
--- /dev/null
+++ b/cmd/web_graceful.go
@@ -0,0 +1,56 @@
+// Copyright 2016 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package cmd
+
+import (
+	"net"
+	"net/http"
+	"net/http/fcgi"
+	"strings"
+
+	"code.gitea.io/gitea/modules/graceful"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/setting"
+)
+
+func runHTTP(network, listenAddr, name string, m http.Handler) error {
+	return graceful.HTTPListenAndServe(network, listenAddr, name, m)
+}
+
+// NoHTTPRedirector tells our cleanup routine that we will not be using a fallback http redirector
+func NoHTTPRedirector() {
+	graceful.GetManager().InformCleanup()
+}
+
+// NoMainListener tells our cleanup routine that we will not be using a possibly provided listener
+// for our main HTTP/HTTPS service
+func NoMainListener() {
+	graceful.GetManager().InformCleanup()
+}
+
+// NoInstallListener tells our cleanup routine that we will not be using a possibly provided listener
+// for our install HTTP/HTTPS service
+func NoInstallListener() {
+	graceful.GetManager().InformCleanup()
+}
+
+func runFCGI(network, listenAddr, name string, m http.Handler) error {
+	// This needs to handle stdin as fcgi point
+	fcgiServer := graceful.NewServer(network, listenAddr, name)
+
+	err := fcgiServer.ListenAndServe(func(listener net.Listener) error {
+		return fcgi.Serve(listener, http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
+			if setting.AppSubURL != "" {
+				req.URL.Path = strings.TrimPrefix(req.URL.Path, setting.AppSubURL)
+			}
+			m.ServeHTTP(resp, req)
+		}))
+	})
+	if err != nil {
+		log.Fatal("Failed to start FCGI main server: %v", err)
+	}
+	log.Info("FCGI Listener: %s Closed", listenAddr)
+	return err
+}
diff --git a/cmd/web_https.go b/cmd/web_https.go
new file mode 100644
index 0000000..b0910ca
--- /dev/null
+++ b/cmd/web_https.go
@@ -0,0 +1,192 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package cmd
+
+import (
+	"crypto/tls"
+	"net/http"
+	"os"
+	"strings"
+
+	"code.gitea.io/gitea/modules/graceful"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/setting"
+
+	"github.com/klauspost/cpuid/v2"
+)
+
+var tlsVersionStringMap = map[string]uint16{
+	"":        tls.VersionTLS12, // Default to tls.VersionTLS12
+	"tlsv1.0": tls.VersionTLS10,
+	"tlsv1.1": tls.VersionTLS11,
+	"tlsv1.2": tls.VersionTLS12,
+	"tlsv1.3": tls.VersionTLS13,
+}
+
+func toTLSVersion(version string) uint16 {
+	tlsVersion, ok := tlsVersionStringMap[strings.TrimSpace(strings.ToLower(version))]
+	if !ok {
+		log.Warn("Unknown tls version: %s", version)
+		return 0
+	}
+	return tlsVersion
+}
+
+var curveStringMap = map[string]tls.CurveID{
+	"x25519": tls.X25519,
+	"p256":   tls.CurveP256,
+	"p384":   tls.CurveP384,
+	"p521":   tls.CurveP521,
+}
+
+func toCurvePreferences(preferences []string) []tls.CurveID {
+	ids := make([]tls.CurveID, 0, len(preferences))
+	for _, pref := range preferences {
+		id, ok := curveStringMap[strings.TrimSpace(strings.ToLower(pref))]
+		if !ok {
+			log.Warn("Unknown curve: %s", pref)
+		}
+		if id != 0 {
+			ids = append(ids, id)
+		}
+	}
+	return ids
+}
+
+var cipherStringMap = map[string]uint16{
+	"rsa_with_rc4_128_sha":                      tls.TLS_RSA_WITH_RC4_128_SHA,
+	"rsa_with_3des_ede_cbc_sha":                 tls.TLS_RSA_WITH_3DES_EDE_CBC_SHA,
+	"rsa_with_aes_128_cbc_sha":                  tls.TLS_RSA_WITH_AES_128_CBC_SHA,
+	"rsa_with_aes_256_cbc_sha":                  tls.TLS_RSA_WITH_AES_256_CBC_SHA,
+	"rsa_with_aes_128_cbc_sha256":               tls.TLS_RSA_WITH_AES_128_CBC_SHA256,
+	"rsa_with_aes_128_gcm_sha256":               tls.TLS_RSA_WITH_AES_128_GCM_SHA256,
+	"rsa_with_aes_256_gcm_sha384":               tls.TLS_RSA_WITH_AES_256_GCM_SHA384,
+	"ecdhe_ecdsa_with_rc4_128_sha":              tls.TLS_ECDHE_ECDSA_WITH_RC4_128_SHA,
+	"ecdhe_ecdsa_with_aes_128_cbc_sha":          tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA,
+	"ecdhe_ecdsa_with_aes_256_cbc_sha":          tls.TLS_ECDHE_ECDSA_WITH_AES_256_CBC_SHA,
+	"ecdhe_rsa_with_rc4_128_sha":                tls.TLS_ECDHE_RSA_WITH_RC4_128_SHA,
+	"ecdhe_rsa_with_3des_ede_cbc_sha":           tls.TLS_ECDHE_RSA_WITH_3DES_EDE_CBC_SHA,
+	"ecdhe_rsa_with_aes_128_cbc_sha":            tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA,
+	"ecdhe_rsa_with_aes_256_cbc_sha":            tls.TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA,
+	"ecdhe_ecdsa_with_aes_128_cbc_sha256":       tls.TLS_ECDHE_ECDSA_WITH_AES_128_CBC_SHA256,
+	"ecdhe_rsa_with_aes_128_cbc_sha256":         tls.TLS_ECDHE_RSA_WITH_AES_128_CBC_SHA256,
+	"ecdhe_rsa_with_aes_128_gcm_sha256":         tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
+	"ecdhe_ecdsa_with_aes_128_gcm_sha256":       tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
+	"ecdhe_rsa_with_aes_256_gcm_sha384":         tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
+	"ecdhe_ecdsa_with_aes_256_gcm_sha384":       tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
+	"ecdhe_rsa_with_chacha20_poly1305_sha256":   tls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305_SHA256,
+	"ecdhe_ecdsa_with_chacha20_poly1305_sha256": tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305_SHA256,
+	"ecdhe_rsa_with_chacha20_poly1305":          tls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
+	"ecdhe_ecdsa_with_chacha20_poly1305":        tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
+	"aes_128_gcm_sha256":                        tls.TLS_AES_128_GCM_SHA256,
+	"aes_256_gcm_sha384":                        tls.TLS_AES_256_GCM_SHA384,
+	"chacha20_poly1305_sha256":                  tls.TLS_CHACHA20_POLY1305_SHA256,
+}
+
+func toTLSCiphers(cipherStrings []string) []uint16 {
+	ciphers := make([]uint16, 0, len(cipherStrings))
+	for _, cipherString := range cipherStrings {
+		cipher, ok := cipherStringMap[strings.TrimSpace(strings.ToLower(cipherString))]
+		if !ok {
+			log.Warn("Unknown cipher: %s", cipherString)
+		}
+		if cipher != 0 {
+			ciphers = append(ciphers, cipher)
+		}
+	}
+
+	return ciphers
+}
+
+// defaultCiphers uses hardware support to check if AES is specifically
+// supported by the CPU.
+//
+// If AES is supported AES ciphers will be preferred over ChaCha based ciphers
+// (This code is directly inspired by the certmagic code.)
+func defaultCiphers() []uint16 {
+	if cpuid.CPU.Supports(cpuid.AESNI) {
+		return defaultCiphersAESfirst
+	}
+	return defaultCiphersChaChaFirst
+}
+
+var (
+	defaultCiphersAES = []uint16{
+		tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
+		tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
+		tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
+		tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
+	}
+
+	defaultCiphersChaCha = []uint16{
+		tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
+		tls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
+	}
+
+	defaultCiphersAESfirst    = append(defaultCiphersAES, defaultCiphersChaCha...)
+	defaultCiphersChaChaFirst = append(defaultCiphersChaCha, defaultCiphersAES...)
+)
+
+// runHTTPs listens on the provided network address and then calls
+// Serve to handle requests on incoming TLS connections.
+//
+// Filenames containing a certificate and matching private key for the server must
+// be provided. If the certificate is signed by a certificate authority, the
+// certFile should be the concatenation of the server's certificate followed by the
+// CA's certificate.
+func runHTTPS(network, listenAddr, name, certFile, keyFile string, m http.Handler) error {
+	tlsConfig := &tls.Config{}
+	if tlsConfig.NextProtos == nil {
+		tlsConfig.NextProtos = []string{"h2", "http/1.1"}
+	}
+
+	if version := toTLSVersion(setting.SSLMinimumVersion); version != 0 {
+		tlsConfig.MinVersion = version
+	}
+	if version := toTLSVersion(setting.SSLMaximumVersion); version != 0 {
+		tlsConfig.MaxVersion = version
+	}
+
+	// Set curve preferences
+	tlsConfig.CurvePreferences = []tls.CurveID{
+		tls.X25519,
+		tls.CurveP256,
+	}
+	if curves := toCurvePreferences(setting.SSLCurvePreferences); len(curves) > 0 {
+		tlsConfig.CurvePreferences = curves
+	}
+
+	// Set cipher suites
+	tlsConfig.CipherSuites = defaultCiphers()
+	if ciphers := toTLSCiphers(setting.SSLCipherSuites); len(ciphers) > 0 {
+		tlsConfig.CipherSuites = ciphers
+	}
+
+	tlsConfig.Certificates = make([]tls.Certificate, 1)
+
+	certPEMBlock, err := os.ReadFile(certFile)
+	if err != nil {
+		log.Error("Failed to load https cert file %s for %s:%s: %v", certFile, network, listenAddr, err)
+		return err
+	}
+
+	keyPEMBlock, err := os.ReadFile(keyFile)
+	if err != nil {
+		log.Error("Failed to load https key file %s for %s:%s: %v", keyFile, network, listenAddr, err)
+		return err
+	}
+
+	tlsConfig.Certificates[0], err = tls.X509KeyPair(certPEMBlock, keyPEMBlock)
+	if err != nil {
+		log.Error("Failed to create certificate from cert file %s and key file %s for %s:%s: %v", certFile, keyFile, network, listenAddr, err)
+		return err
+	}
+
+	return graceful.HTTPListenAndServeTLSConfig(network, listenAddr, name, tlsConfig, m)
+}
+
+func runHTTPSWithTLSConfig(network, listenAddr, name string, tlsConfig *tls.Config, m http.Handler) error {
+	return graceful.HTTPListenAndServeTLSConfig(network, listenAddr, name, tlsConfig, m)
+}
diff --git a/main.go b/main.go
index 4f70976..08ae1be 100644
--- a/main.go
+++ b/main.go
@@ -10,6 +10,8 @@ import (
 
 	"code.gitea.io/gitea/cmd"
 	"code.gitea.io/gitea/modules/setting"
+	hat_cmd "code.gitlink.org.cn/Gitlink/gitea_hat.git/cmd"
+
 	"github.com/urfave/cli"
 )
 
@@ -40,7 +42,7 @@ func main() {
 	arguments - which can alternatively be run by running the subcommand web.`
 	app.Version = Version + formatBuiltWith()
 	app.Commands = []cli.Command{
-		cmd.CmdWeb,
+		hat_cmd.CmdWeb,
 		cmd.CmdServ,
 		cmd.CmdHook,
 		cmd.CmdDump,
diff --git a/routers/hat/hat.go b/routers/hat/hat.go
new file mode 100644
index 0000000..dfcb82a
--- /dev/null
+++ b/routers/hat/hat.go
@@ -0,0 +1,77 @@
+package hat
+
+import (
+	"net/http"
+
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/web"
+	"code.gitea.io/gitea/routers/api/v1/misc"
+	"code.gitea.io/gitea/services/auth"
+	"github.com/go-chi/cors"
+)
+
+func Routers() *web.Route {
+	m := web.NewRoute()
+
+	m.Use(securityHeaders())
+	if setting.CORSConfig.Enabled {
+		m.Use(cors.Handler(cors.Options{
+			// Scheme:           setting.CORSConfig.Scheme, // FIXME: the cors middleware needs scheme option
+			AllowedOrigins: setting.CORSConfig.AllowDomain,
+			// setting.CORSConfig.AllowSubdomain // FIXME: the cors middleware needs allowSubdomain option
+			AllowedMethods:   setting.CORSConfig.Methods,
+			AllowCredentials: setting.CORSConfig.AllowCredentials,
+			AllowedHeaders:   []string{"Authorization", "X-Gitea-OTP"},
+			MaxAge:           int(setting.CORSConfig.MaxAge.Seconds()),
+		}))
+	}
+	m.Use(context.APIContexter())
+
+	group := buildAuthGroup()
+	if err := group.Init(); err != nil {
+		log.Error("Could not initialize '%s' auth method, error: %s", group.Name(), err)
+	}
+
+	// Get user from session if logged in.
+	m.Use(context.APIAuth(group))
+
+	m.Use(context.ToggleAPI(&context.ToggleOptions{
+		SignInRequired: setting.Service.RequireSignInView,
+	}))
+
+	m.Use(context.ToggleAPI(&context.ToggleOptions{
+		SignInRequired: setting.Service.RequireSignInView,
+	}))
+
+	m.Group("", func() {
+		m.Get("/version", misc.Version)
+	})
+
+	return m
+}
+
+func securityHeaders() func(http.Handler) http.Handler {
+	return func(next http.Handler) http.Handler {
+		return http.HandlerFunc(func(resp http.ResponseWriter, req *http.Request) {
+			// CORB: https://www.chromium.org/Home/chromium-security/corb-for-developers
+			// http://stackoverflow.com/a/3146618/244009
+			resp.Header().Set("x-content-type-options", "nosniff")
+			next.ServeHTTP(resp, req)
+		})
+	}
+}
+
+func buildAuthGroup() *auth.Group {
+	group := auth.NewGroup(
+		&auth.OAuth2{},
+		&auth.HTTPSign{},
+		&auth.Basic{}, // FIXME: this should be removed once we don't allow basic auth in API
+	)
+	if setting.Service.EnableReverseProxyAuth {
+		group.Add(&auth.ReverseProxy{})
+	}
+
+	return group
+}
diff --git a/routers/hat/repo/tag.go b/routers/hat/repo/tag.go
new file mode 100644
index 0000000..7427ce6
--- /dev/null
+++ b/routers/hat/repo/tag.go
@@ -0,0 +1,58 @@
+package repo
+
+import (
+	"net/http"
+	"strings"
+
+	"code.gitea.io/gitea/modules/context"
+	"code.gitea.io/gitea/modules/log"
+)
+
+func TagNameSet(ctx *context.APIContext) {
+	// swagger:operation GET /repos/{owner}/{repo}/tag_name_set repository repoTagNameSet
+	// ---
+	// summary: List a repository's tag name***
+	// produces:
+	// - application/json
+	// parameters:
+	// - name: owner
+	//   in: path
+	//   description: owner of the repo
+	//   type: string
+	//   required: true
+	// - name: repo
+	//   in: path
+	//   description: name of the repo
+	//   type: string
+	//   required: true
+	// - name: name
+	//   in: query
+	//   description: name of the tag
+	//   type: string
+	// responses:
+	//   "200":
+	//     "$ref": "#/responses/BranchNameSet"
+
+	searchName := ctx.Params("name")
+
+	tags, err := ctx.Repo.GitRepo.GetTags(0, 0)
+	if err != nil {
+		ctx.ServerError("GetTags", err)
+		return
+	}
+
+	if searchName == "" {
+		ctx.JSON(http.StatusOK, tags)
+	} else {
+		var tagNameSet []string
+		for _, tag := range tags {
+
+			log.Info("tag is \n", tag)
+			if strings.Contains(tag, searchName) {
+				tagNameSet = append(tagNameSet, tag)
+			}
+		}
+		ctx.JSON(http.StatusOK, tagNameSet)
+	}
+
+}
diff --git a/routers/init.go b/routers/init.go
new file mode 100644
index 0000000..558db73
--- /dev/null
+++ b/routers/init.go
@@ -0,0 +1,12 @@
+package routers
+
+import (
+	"code.gitea.io/gitea/modules/web"
+	api_hat "code.gitlink.org.cn/Gitlink/gitea_hat.git/routers/hat"
+)
+
+func InitHatRouters(e *web.Route) *web.Route {
+
+	e.Mount("/api/hat", api_hat.Routers())
+	return e
+}