Migrate from gitea to forgejo

It's not just the colour scheme, honest!

Some things still need renaming, but at least the application has moved.

ansible/roles/forgejo/tasks/main.yml

@@ -0,0 +1,47 @@
+- name: Include vault
+  include_vars: vault.yml
+
+- name: Create install directory
+  file:
+    path: /opt/gitea
+    state: directory
+    owner: "{{ docker_user.name }}"
+    mode: "{{ docker_compose_directory_mask }}"
+  become: true
+
+- name: Install compose file
+  template:
+    src: files/docker-compose.yml
+    dest: /opt/gitea/docker-compose.yml
+    mode: "{{ docker_compose_file_mask }}"
+    owner: "{{ docker_user.name }}"
+    validate: docker-compose -f %s config
+  notify: restart gitea
+  become: true
+
+- name: Install config file
+  template:
+    src: files/app.ini
+    dest: "{{ app_data_dir }}/gitea/config/app.ini"
+    mode: "{{ docker_compose_file_mask }}"
+    owner: "{{ docker_user.name }}"
+  notify: restart gitea
+  become: true
+
+- name: Create custom templates directory
+  file:
+    path: "{{ app_data_dir }}/gitea/data/custom/templates/custom"
+    state: directory
+    owner: "{{ docker_user.name }}"
+    mode: "{{ docker_compose_directory_mask }}"
+    recurse: true
+  become: true
+
+- name: Install custom footer
+  copy:
+    src: files/footer.html
+    dest: "{{ app_data_dir }}/gitea/data/custom/templates/custom/footer.tmpl"
+    owner: "{{ docker_user.name }}"
+    mode: "{{ docker_compose_file_mask }}"
+  notify: restart gitea
+  become: true