feat: auto-update pouch and catalog sources during normal use

Add taste-skill to catalog.yaml, and refresh pouch plus cloned catalog
or custom Git sources on a 24h interval so users do not need a
separate update command.

tests/test_create_workflow.py

@@ -10,6 +10,7 @@ from pathlib import Path
 from unittest.mock import patch
 
 from pouch import cli
+from pouch.auto_update import UpdateResult
 
 
 REPO_ROOT = Path(__file__).resolve().parents[1]
@@ -95,14 +96,20 @@ class CreateWorkflowTests(unittest.TestCase):
         with (
             patch.object(cli, "POUCH_HOME", self.skills_home),
             patch.object(cli, "ensure_pouch_home"),
-            patch.object(cli.subprocess, "run") as run,
+            patch.object(
+                cli,
+                "run_updates",
+                return_value=[
+                    UpdateResult("pouch", "updated", "abc1234"),
+                    UpdateResult("catalog:waza", "current"),
+                ],
+            ) as run_updates,
+            patch.object(cli, "record_auto_update") as record,
         ):
             cli.cmd_update(argparse.Namespace())
 
-        run.assert_called_once_with(
-            ["git", "-C", str(self.skills_home), "pull"],
-            check=True,
-        )
+        run_updates.assert_called_once_with()
+        record.assert_called_once()
 
     def test_create_writes_draft_and_brief_without_registering_owned_skill(self) -> None:
         project = self.home / "project"