Add initial Gitea deployment and setup evidence

docker/gitea/compose.yaml

@@ -0,0 +1,31 @@
+name: inviscid
+
+services:
+  gitea:
+    image: docker.gitea.com/gitea:28.1.0
+    restart: unless-stopped
+    environment:
+      USER_UID: "1000"
+      USER_GID: "1000"
+      GITEA__database__DB_TYPE: sqlite3
+      GITEA__database__PATH: /data/gitea/gitea.db
+      # Temporary URLs for SSH-tunnel initialization; replace after registration.
+      GITEA__server__DOMAIN: localhost
+      GITEA__server__ROOT_URL: http://localhost:3000/
+      GITEA__server__HTTP_PORT: "3000"
+      GITEA__server__DISABLE_SSH: "true"
+      GITEA__service__DISABLE_REGISTRATION: "true"
+    ports:
+      - "127.0.0.1:3000:3000"
+    volumes:
+      - gitea_data:/data
+    networks:
+      - services
+
+volumes:
+  gitea_data:
+    name: inviscid_gitea_data
+
+networks:
+  services:
+    name: inviscid_services