Move gitea to Authentik

Enable reverse proxy authentication via headers for Gitea

gitea/docker-compose.yml

@@ -17,6 +17,9 @@ services:
       GITEA__database__USER: ${GITEA_DB_USER}
       GITEA__database__PASSWD__FILE: /run/secrets/postgres_pass
       GITEA__server__SSH_AUTHORIZED_KEYS_COMMAND_TEMPLATE: gitea --config={{.CustomConf}} serv key-{{.Key.ID}}
+      GITEA__service__ENABLE_REVERSE_PROXY_AUTHENTICATION: true
+      GITEA__service__ENABLE_REVERSE_PROXY_AUTO_REGISTRATION: true
+      GITEA__service__ENABLE_REVERSE_PROXY_EMAIL: true
     restart: unless-stopped
     networks:
       - gitea