Add support for customizing Synapse templates

roles/custom/matrix-synapse/tasks/synapse/setup_install.yml

@@ -76,10 +76,11 @@
       community.docker.docker_image:
         name: "{{ matrix_synapse_docker_image_customized }}"
         source: build
+        force_source: "{{ matrix_synapse_docker_image_customized_force_source }}"
         build:
           dockerfile: Dockerfile
           path: "{{ matrix_synapse_customized_docker_src_files_path }}"
-          pull: true
+          nocache: "{{ matrix_synapse_docker_image_customized_build_nocache }}"
 
 - name: Check if a Synapse signing key exists
   ansible.builtin.stat:

roles/custom/matrix-synapse/tasks/validate_config.yml

@@ -76,3 +76,22 @@
   when: "item.old in matrix_synapse_configuration_extension"
   with_items:
     - {'old': 'federation_ip_range_blacklist', 'new': 'ip_range_blacklist'}
+
+- when: matrix_synapse_container_image_customizations_templates_enabled | bool
+  block:
+    - name: Fail if required `matrix_synapse_container_image_customizations_templates_*` settings not defined
+      ansible.builtin.fail:
+        msg: >-
+          You need to define a required configuration setting (`{{ item }}`) when enabling `matrix_synapse_container_image_customizations_templates_enabled`.
+      when: "vars[item] == ''"
+      with_items:
+        - matrix_synapse_container_image_customizations_templates_git_repository_url
+        - matrix_synapse_container_image_customizations_templates_git_repository_branch
+
+    - name: Fail if required `matrix_synapse_container_image_customizations_templates_git_repository_keyscan_*` settings not defined
+      ansible.builtin.fail:
+        msg: >-
+          You need to define a required configuration setting (`{{ item }}`) when enabling `matrix_synapse_container_image_customizations_templates_git_repository_keyscan`.
+      when: "matrix_synapse_container_image_customizations_templates_git_repository_keyscan_enabled | bool and vars[item] == ''"
+      with_items:
+        - matrix_synapse_container_image_customizations_templates_git_repository_keyscan_hostname