ci: improve performance (#5953)

* pipeline runs on ubuntu instead of docker
* added Makefile to build zitadel core (backend) and console (frontend)
* pipeline runs in parallel where possible
* pipeline is split into multiple jobs
* removed goreleaser
* added command to check if zitadel instance is running

build/entrypoint.sh

@@ -0,0 +1,17 @@
+#!/bin/bash
+
+case $@ in 
+    sh*)
+        ${@:3}
+        ;;
+    bash*)
+        ${@:5}
+        ;;
+    *)
+        if [[ ! -z "$@" ]]
+        then
+            ZITADEL_ARGS="$@"
+        fi
+        /app/zitadel ${ZITADEL_ARGS}
+        ;;
+esac