diff --git a/src/devx/api_clients.py b/src/devx/api_clients.py
index b0922a3..0ec06b1 100644
--- a/src/devx/api_clients.py
+++ b/src/devx/api_clients.py
@@ -192,6 +192,17 @@ class GiteaClient:
         r = self._request("GET", f"/pulls/{pr_number}")
         return r.json()
 
+    def list_prs(self, state: str = "all", **params: Any) -> list[dict[str, Any]]:
+        """List pull requests, optionally filtered by state.
+
+        Args:
+            state: ``open``, ``closed``, ``all`` (default).
+            **params: Additional query params (e.g. ``q="keyword"`` for title search).
+        """
+        params.setdefault("state", state)
+        r = self._request("GET", "/pulls", params=params)
+        return r.json()
+
     def get_pr_files(self, pr_number: str | int) -> list[dict[str, Any]]:
         """Fetch the list of files changed in a pull request."""
         r = self._request("GET", f"/pulls/{pr_number}/files")
@@ -345,5 +356,28 @@ class VikunjaClient:
     def post_comment(self, task_id: int, comment: str) -> None:
         self._request("PUT", f"/tasks/{task_id}/comments", json={"comment": comment})
 
+    def list_comments(self, task_id: int) -> list[dict[str, Any]]:
+        """List all comments on a task."""
+        r = self._request("GET", f"/tasks/{task_id}/comments")
+        return r.json()
+
     def update_task(self, task_id: int, **fields: Any) -> None:
+        """Update task fields via POST (full replacement semantics).
+
+        Warning: Vikunja's POST /tasks/{id} replaces the entire task body.
+        Unspecified fields are reset to their type defaults. Use
+        ``update_task_safe`` to preserve existing fields.
+        """
         self._request("POST", f"/tasks/{task_id}", json=fields)
+
+    def update_task_safe(self, task_id: int, **fields: Any) -> dict[str, Any]:
+        """Safely update task fields using read-merge-write pattern.
+
+        Fetches the full task body, merges the provided fields on top,
+        and POSTs the complete body back. This prevents accidental
+        resets of done status, title, etc.
+        """
+        task = self.get_task(task_id)
+        task.update(fields)
+        r = self._request("POST", f"/tasks/{task_id}", json=task)
+        return r.json()
diff --git a/src/devx/ci/classify_changes.py b/src/devx/ci/classify_changes.py
index 18d61b9..4baece0 100644
--- a/src/devx/ci/classify_changes.py
+++ b/src/devx/ci/classify_changes.py
@@ -615,11 +615,25 @@ def _write_github_output(key: str, value: str) -> None:
     help="Write results to $GITHUB_OUTPUT file (for CI workflow steps). "
     "Outputs 'user-facing-changed' and '<tag>-changed' for each configured tag.",
 )
-def main(base: str | None, head: str, quiet: bool, check: str, github_output: bool) -> None:
+@click.option(
+    "--force",
+    is_flag=True,
+    default=False,
+    help="Force user-facing-changed=true regardless of actual changes. "
+    "Used by workflow_dispatch with force-deploy input.",
+)
+def main(base: str | None, head: str, quiet: bool, check: str, github_output: bool, force: bool) -> None:
     """Classify git changes and output results."""
     classifier = _get_classifier()
     available_tags = list(classifier.config.tags.keys())
 
+    if force and github_output:
+        _write_github_output("user-facing-changed", "true")
+        for tag in available_tags:
+            _write_github_output(f"{tag}-changed", "true")
+        click.echo("Forced user-facing-changed=true via --force flag.")
+        return
+
     if base is None:
         base = get_latest_tag()
         if not base:
diff --git a/tests/unit/test_api_clients.py b/tests/unit/test_api_clients.py
index adce2ca..d4ddc86 100644
--- a/tests/unit/test_api_clients.py
+++ b/tests/unit/test_api_clients.py
@@ -278,6 +278,35 @@ class TestGiteaClient:
             timeout=DEFAULT_TIMEOUT,
         )
 
+    def test_list_prs(self) -> None:
+        client = GiteaClient("https://git.example.com", "tok", "owner", "repo")
+        client._session.request = MagicMock(
+            return_value=_mock_response([{"number": 1, "title": "feat: add"}, {"number": 2, "title": "fix: bug"}])
+        )
+
+        result = client.list_prs()
+        assert len(result) == 2
+        assert result[0]["number"] == 1
+        client._session.request.assert_called_once_with(
+            "GET",
+            "https://git.example.com/repos/owner/repo/pulls",
+            params={"state": "all"},
+            timeout=DEFAULT_TIMEOUT,
+        )
+
+    def test_list_prs_with_params(self) -> None:
+        client = GiteaClient("https://git.example.com", "tok", "owner", "repo")
+        client._session.request = MagicMock(return_value=_mock_response([{"number": 3, "title": "docs: update"}]))
+
+        result = client.list_prs(state="closed", q="docs")
+        assert len(result) == 1
+        client._session.request.assert_called_once_with(
+            "GET",
+            "https://git.example.com/repos/owner/repo/pulls",
+            params={"state": "closed", "q": "docs"},
+            timeout=DEFAULT_TIMEOUT,
+        )
+
     def test_get_pr_reviews(self) -> None:
         client = GiteaClient("https://git.example.com", "tok", "owner", "repo")
         client._session.request = MagicMock(return_value=_mock_response([{"id": 1, "state": "APPROVED"}]))
@@ -566,6 +595,46 @@ class TestVikunjaClient:
             json={"done": True},
         )
 
+    def test_list_comments(self) -> None:
+        client = VikunjaClient("https://work.example.com", "tok")
+        client._session.request = MagicMock(
+            return_value=_mock_response([{"id": 1, "comment": "first"}, {"id": 2, "comment": "second"}])
+        )
+
+        result = client.list_comments(42)
+        assert len(result) == 2
+        assert result[0]["comment"] == "first"
+        client._session.request.assert_called_once_with(
+            "GET",
+            "https://work.example.com/tasks/42/comments",
+            timeout=DEFAULT_TIMEOUT,
+        )
+
+    def test_update_task_safe(self) -> None:
+        client = VikunjaClient("https://work.example.com", "tok")
+        client._session.request = MagicMock(
+            side_effect=[
+                _mock_response({"id": 42, "title": "My task", "done": False}),
+                _mock_response({"id": 42, "title": "My task", "done": True}),
+            ]
+        )
+
+        result = client.update_task_safe(42, done=True)
+        assert result["done"] is True
+        assert result["title"] == "My task"
+        assert client._session.request.call_count == 2
+        client._session.request.assert_any_call(
+            "GET",
+            "https://work.example.com/tasks/42",
+            timeout=DEFAULT_TIMEOUT,
+        )
+        client._session.request.assert_any_call(
+            "POST",
+            "https://work.example.com/tasks/42",
+            timeout=DEFAULT_TIMEOUT,
+            json={"id": 42, "title": "My task", "done": True},
+        )
+
     @patch("devx.api_clients.time.sleep")
     def test_http_error_raises_api_error(self, mock_sleep: MagicMock) -> None:
         client = VikunjaClient("https://work.example.com", "tok")
diff --git a/tests/unit/test_classify_changes.py b/tests/unit/test_classify_changes.py
index efabf58..785982b 100644
--- a/tests/unit/test_classify_changes.py
+++ b/tests/unit/test_classify_changes.py
@@ -742,3 +742,49 @@ class TestGithubOutput:
         assert "user-facing-changed=true" in content
         # No tag outputs since no tags are configured
         assert "ansible-changed" not in content
+
+    @patch("devx.ci.classify_changes._get_classifier")
+    def test_force_outputs_true(self, mock_clf: MagicMock, tmp_path: Path, monkeypatch: pytest.MonkeyPatch) -> None:
+        """--force with --github-output writes user-facing-changed=true and all tags true."""
+        mock_clf.return_value = self._make_classifier_with_ansible()
+        gh_file = tmp_path / "output.txt"
+        monkeypatch.setenv("GITHUB_OUTPUT", str(gh_file))
+        runner = CliRunner()
+        result = runner.invoke(main, ["--github-output", "--force"])
+        assert result.exit_code == 0
+        content = gh_file.read_text()
+        assert "user-facing-changed=true" in content
+        assert "ansible-changed=true" in content
+        assert "Forced user-facing-changed=true" in result.output
+
+    @patch("devx.ci.classify_changes._get_classifier")
+    def test_force_without_github_output_does_nothing(
+        self, mock_clf: MagicMock, tmp_path: Path, monkeypatch: pytest.MonkeyPatch
+    ) -> None:
+        """--force without --github-output falls through to normal classification."""
+        mock_clf.return_value = self._make_classifier_with_ansible()
+        monkeypatch.setenv("GITHUB_OUTPUT", str(tmp_path / "output.txt"))
+        with patch.object(classify_changes_mod, "get_latest_tag", return_value="v1.0"):
+            with patch.object(classify_changes_mod, "get_changed_files", return_value=[]):
+                runner = CliRunner()
+                result = runner.invoke(main, ["--force", "--quiet"])
+        assert result.exit_code == 0
+        assert result.output.strip() == "false"
+
+    @patch("devx.ci.classify_changes._get_classifier")
+    def test_force_no_tags(self, mock_clf: MagicMock, tmp_path: Path, monkeypatch: pytest.MonkeyPatch) -> None:
+        """--force with --github-output and no tags writes only user-facing-changed=true."""
+        mock_clf.return_value = ChangeClassifier(
+            ClassifierConfig(
+                infrastructure=[".gitea/**"],
+                tags={},
+            )
+        )
+        gh_file = tmp_path / "output.txt"
+        monkeypatch.setenv("GITHUB_OUTPUT", str(gh_file))
+        runner = CliRunner()
+        result = runner.invoke(main, ["--github-output", "--force"])
+        assert result.exit_code == 0
+        content = gh_file.read_text()
+        assert "user-facing-changed=true" in content
+        assert "ansible-changed" not in content