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/static/templates/error.html

@@ -0,0 +1,12 @@
+{{template "main-top" .}}
+
+<div class="lgn-head">
+    <div class="lgn-error">
+        <i class="lgn-icon-exclamation-circle-solid lgn-warn"></i>
+        <p class="lgn-error-message">
+            {{ .ErrMessage }}{{ if .ErrID }} ({{ .ErrID }}){{end}}
+        </p>
+    </div>
+</div>
+
+{{template "main-bottom" .}}