create install_gitea role

roles/install_gitea/tasks/main.yml

@@ -0,0 +1,22 @@
+---
+- name: Ensure the directory exist
+  file:
+     path: /var/local/gitea
+     state: directory
+
+- name: Warning
+  debug:
+    msg: This is a test server, do not use in production
+
+- name: Copy docker-compose.yml
+  template:
+    src: docker-compose.yml.j2
+    dest: /var/local/gitea/docker-compose.yml
+    mode: 0644
+    owner: root
+    group: staff
+
+- name: Start the container
+  docker_compose:
+    project_src: /var/local/gitea
+

roles/install_gitea/templates/docker-compose.yml.j2

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+# {{ ansible_managed }}
+version: "3.8"
+
+networks:
+  gitea:
+    external: false
+
+services:
+  server:
+    image: gitea/gitea:1.13.1
+    container_name: gitea
+    environment:
+      - USER_UID=1000
+      - USER_GID=1000
+      - DB_TYPE=postgres
+      - DB_HOST=db:5432
+      - DB_NAME=gitea
+      - DB_USER=gitea
+      - DB_PASSWD=gitea
+    restart: always
+    networks:
+      - gitea
+    volumes:
+      - ./gitea:/data
+      - /etc/timezone:/etc/timezone:ro
+      - /etc/localtime:/etc/localtime:ro
+    ports:
+      - "80:3000"
+      - "222:22"
+    depends_on:
+      - db
+
+  db:
+    image: postgres:9.6
+    restart: always
+    environment:
+      - POSTGRES_USER=gitea
+      - POSTGRES_PASSWORD=gitea
+      - POSTGRES_DB=gitea
+    networks:
+      - gitea
+    volumes:
+      - ./postgres:/var/lib/postgresql/data