sync with previous repo

roles/matrix-postgres/tasks/main.yml

@@ -0,0 +1,43 @@
+- import_tasks: "{{ role_path }}/tasks/init.yml"
+  tags:
+    - always
+
+- import_tasks: "{{ role_path }}/tasks/validate_config.yml"
+  when: "run_setup|bool and matrix_postgres_enabled|bool"
+  tags:
+    - setup-all
+    - setup-postgres
+
+- import_tasks: "{{ role_path }}/tasks/setup_postgres.yml"
+  when: run_setup|bool
+  tags:
+    - setup-all
+    - setup-postgres
+
+- import_tasks: "{{ role_path }}/tasks/import_postgres.yml"
+  when: run_postgres_import|bool
+  tags:
+    - import-postgres
+
+# The `run_postgres_import_sqlite_db` variable had better be renamed to be consistent,
+# but that's a breaking change which may cause trouble for people.
+- import_tasks: "{{ role_path }}/tasks/import_synapse_sqlite_db.yml"
+  when: run_postgres_import_sqlite_db|bool
+  tags:
+    - import-synapse-sqlite-db
+
+# Perhaps we need a new variable here, instead of `run_postgres_import_sqlite_db`.
+- import_tasks: "{{ role_path }}/tasks/import_generic_sqlite_db.yml"
+  when: run_postgres_import_sqlite_db|bool
+  tags:
+    - import-generic-sqlite-db
+
+- import_tasks: "{{ role_path }}/tasks/upgrade_postgres.yml"
+  when: run_postgres_upgrade|bool
+  tags:
+    - upgrade-postgres
+
+- import_tasks: "{{ role_path }}/tasks/run_vacuum.yml"
+  when: run_postgres_vacuum|bool
+  tags:
+    - run-postgres-vacuum