gitea: expose SSH on port 2222

gitea/.env.example

@@ -1,5 +1,7 @@
 # URL of the Gitea instance
 GITEA_INSTANCE_URL=http://gitea:3000
+# Domain advertised in SSH clone URLs (e.g. gitea.aykhans.me)
+GITEA_SSH_DOMAIN=
 # How to get the token: https://docs.gitea.com/usage/actions/act-runner#obtain-a-registration-token
 GITEA_RUNNER_REGISTRATION_TOKEN=
 # UID and GID of the user that should run the runner (e.g. USER_UID=1000, USER_GID=1000)

gitea/docker-compose.yaml

@@ -15,10 +15,16 @@ services:
     environment:
       - USER_UID=${USER_UID}
       - USER_GID=${USER_GID}
+      - GITEA__server__SSH_DOMAIN=${GITEA_SSH_DOMAIN}
+      - GITEA__server__SSH_PORT=2222
+      - GITEA__server__SSH_LISTEN_PORT=2222
+      - GITEA__server__START_SSH_SERVER=false
     restart: unless-stopped
     networks:
       - gitea
       - caddy
+    ports:
+      - "2222:2222"
     volumes:
       - ./data:/data
       - /etc/timezone:/etc/timezone:ro