feat: run on a single port (#3163)

* start v2

* start

* run

* some cleanup

* remove v2 pkg again

* simplify

* webauthn

* remove unused config

* fix login path in Dockerfile

* fix asset_generator.go

* health handler

* fix grpc web

* refactor

* merge

* build new main.go

* run new main.go

* update logging pkg

* fix error msg

* update logging

* cleanup

* cleanup

* go mod tidy

* change localDevMode

* fix customEndpoints

* update logging

* comments

* change local flag to external configs

* fix location generated go code

* fix

Co-authored-by: fforootd <florian@caos.ch>

internal/api/ui/login/auth_request.go

@@ -0,0 +1,36 @@
+package login
+
+import (
+	"net/http"
+
+	"github.com/caos/zitadel/internal/domain"
+
+	http_mw "github.com/caos/zitadel/internal/api/http/middleware"
+)
+
+const (
+	QueryAuthRequestID = "authRequestID"
+	queryUserAgentID   = "userAgentID"
+)
+
+func (l *Login) getAuthRequest(r *http.Request) (*domain.AuthRequest, error) {
+	authRequestID := r.FormValue(QueryAuthRequestID)
+	if authRequestID == "" {
+		return nil, nil
+	}
+	userAgentID, _ := http_mw.UserAgentIDFromCtx(r.Context())
+	return l.authRepo.AuthRequestByID(r.Context(), authRequestID, userAgentID)
+}
+
+func (l *Login) getAuthRequestAndParseData(r *http.Request, data interface{}) (*domain.AuthRequest, error) {
+	authReq, err := l.getAuthRequest(r)
+	if err != nil {
+		return authReq, err
+	}
+	err = l.parser.Parse(r, data)
+	return authReq, err
+}
+
+func (l *Login) getParseData(r *http.Request, data interface{}) error {
+	return l.parser.Parse(r, data)
+}