fix(api): fallback weekly git stats to gitea

apps/api/tests/test_report_generation_service.py

@@ -58,12 +58,33 @@ class TestWeeklyReportGitStats:
         )
 
         svc = WeeklyReportService(stats_service=object(), k3s_monitor=object())
+        monkeypatch.setattr(svc, "_get_gitea_commit_stats", lambda since: (0, 0, False))
         commits, deploys, source_ok = svc._get_git_stats(datetime.now(_TZ_TAIPEI))
 
         assert commits == 0
         assert deploys == 0
         assert source_ok is False
 
+    def test_git_log_failure_uses_gitea_fallback(self, monkeypatch):
+        class Result:
+            returncode = 128
+            stdout = ""
+            stderr = "fatal: not a git repository"
+
+        monkeypatch.setattr(
+            weekly_report_module.subprocess,
+            "run",
+            lambda *args, **kwargs: Result(),
+        )
+
+        svc = WeeklyReportService(stats_service=object(), k3s_monitor=object())
+        monkeypatch.setattr(svc, "_get_gitea_commit_stats", lambda since: (12, 4, True))
+        commits, deploys, source_ok = svc._get_git_stats(datetime.now(_TZ_TAIPEI))
+
+        assert commits == 12
+        assert deploys == 4
+        assert source_ok is True
+
     def test_git_deploy_log_failure_marks_source_failed_after_commits(self, monkeypatch):
         class CommitResult:
             returncode = 0
@@ -84,12 +105,48 @@ class TestWeeklyReportGitStats:
         monkeypatch.setattr(weekly_report_module.subprocess, "run", fake_run)
 
         svc = WeeklyReportService(stats_service=object(), k3s_monitor=object())
+        monkeypatch.setattr(svc, "_get_gitea_commit_stats", lambda since: (0, 0, False))
         commits, deploys, source_ok = svc._get_git_stats(datetime.now(_TZ_TAIPEI))
 
-        assert commits == 2
+        assert commits == 0
         assert deploys == 0
         assert source_ok is False
 
+    def test_gitea_commit_stats_counts_deploy_markers(self, monkeypatch):
+        payload = [
+            {"commit": {"message": "chore(cd): deploy abc123 [skip ci]\n"}},
+            {"commit": {"message": "fix(api): repair source health\n"}},
+            {"commit": {"message": "docs(logbook): record deploy verification [skip ci]\n"}},
+        ]
+
+        class Response:
+            def __enter__(self):
+                return self
+
+            def __exit__(self, *_args):
+                return None
+
+            def read(self):
+                return weekly_report_module.json.dumps(payload).encode("utf-8")
+
+        def fake_urlopen(request, timeout):
+            assert "/api/v1/repos/wooo/awoooi/commits?" in request.full_url
+            assert timeout == 8
+            return Response()
+
+        monkeypatch.setattr(weekly_report_module, "urlopen", fake_urlopen)
+        monkeypatch.setattr(weekly_report_module.settings, "GITEA_API_URL", "https://gitea.example.test")
+        monkeypatch.setattr(weekly_report_module.settings, "GITEA_REPO_OWNER", "wooo")
+        monkeypatch.setattr(weekly_report_module.settings, "GITEA_REPO_NAME", "awoooi")
+        monkeypatch.setattr(weekly_report_module.settings, "GITEA_API_TOKEN", "")
+
+        svc = WeeklyReportService(stats_service=object(), k3s_monitor=object())
+        commits, deploys, source_ok = svc._get_gitea_commit_stats(datetime.now(_TZ_TAIPEI))
+
+        assert commits == 3
+        assert deploys == 2
+        assert source_ok is True
+
 
 # =============================================================================
 # DailyKpi 計算屬性