diff --git a/src/agent_gitea/cli.py b/src/agent_gitea/cli.py
index a80cb46..0b094ba 100644
--- a/src/agent_gitea/cli.py
+++ b/src/agent_gitea/cli.py
@@ -1,5 +1,6 @@
 from __future__ import annotations
 
+import logging
 from pathlib import Path
 from typing import Annotated
 
@@ -30,6 +31,8 @@ def main(
     ctx: typer.Context,
     config: Annotated[Path, typer.Option("--config", "-c", help="Path to YAML config.")] = Path("config.yaml"),
 ) -> None:
+    logging.basicConfig(level=logging.INFO, format="%(asctime)s %(levelname)s %(name)s: %(message)s")
+    logging.getLogger("httpx").setLevel(logging.WARNING)
     ctx.obj = CliContext(config)
 
 
diff --git a/src/agent_gitea/gitea.py b/src/agent_gitea/gitea.py
index 9280e98..7e1ea03 100644
--- a/src/agent_gitea/gitea.py
+++ b/src/agent_gitea/gitea.py
@@ -92,7 +92,7 @@ class GiteaClient:
         response.raise_for_status()
         issues: list[GiteaIssue] = []
         for item in response.json():
-            if "pull_request" in item:
+            if item.get("pull_request"):
                 continue
             issues.append(
                 GiteaIssue(
diff --git a/src/agent_gitea/service.py b/src/agent_gitea/service.py
index 0f06a78..e21fe47 100644
--- a/src/agent_gitea/service.py
+++ b/src/agent_gitea/service.py
@@ -2,6 +2,7 @@ from __future__ import annotations
 
 import socket
 import time
+import logging
 from pathlib import Path
 
 from .agents import CommandRunner, read_report, render_command, write_prompt
@@ -21,6 +22,9 @@ from .state import validate_transition
 from .workspace import WorkspaceManager, safe_branch_name
 
 
+logger = logging.getLogger(__name__)
+
+
 def sync_repositories(db: Database, config: AppConfig, client: GiteaClient) -> list[RepositoryRecord]:
     synced: list[RepositoryRecord] = []
     discovered = client.list_owned_repositories()
@@ -89,10 +93,19 @@ class TaskRunner:
 
     def worker_loop(self) -> None:
         while True:
-            sync_repositories(self.db, self.config, self.gitea)
-            scan_issues(self.db, self.config, self.gitea)
-            task = self.run_once()
-            if task is None:
+            try:
+                repos = sync_repositories(self.db, self.config, self.gitea)
+                logger.info("synced %d repositories", len(repos))
+                task_ids = scan_issues(self.db, self.config, self.gitea)
+                logger.info("created %d tasks from issue scan", len(task_ids))
+                task = self.run_once()
+                if task is None:
+                    logger.info("no task available; sleeping %d seconds", self.config.scheduler.interval_seconds)
+                    time.sleep(self.config.scheduler.interval_seconds)
+                else:
+                    logger.info("task %d finished in state %s", task.id, task.state.value)
+            except Exception:
+                logger.exception("worker iteration failed")
                 time.sleep(self.config.scheduler.interval_seconds)
 
     def run_claimed(self, task: TaskRecord) -> TaskRecord:
diff --git a/tests/test_gitea_service.py b/tests/test_gitea_service.py
index 68fff9a..e580723 100644
--- a/tests/test_gitea_service.py
+++ b/tests/test_gitea_service.py
@@ -89,6 +89,36 @@ def test_sync_and_scan_with_mocked_gitea(db, tmp_path):
     assert len(task_ids) == 1
 
 
+def test_list_open_issues_keeps_normal_issues_with_null_pull_request():
+    def handler(request: httpx.Request) -> httpx.Response:
+        assert request.url.path == "/api/v1/repos/acme/service/issues"
+        return httpx.Response(
+            200,
+            json=[
+                {
+                    "number": 1,
+                    "title": "Normal issue",
+                    "body": "Body",
+                    "state": "open",
+                    "labels": [{"name": "agent:ready"}],
+                    "pull_request": None,
+                },
+                {
+                    "number": 2,
+                    "title": "PR issue",
+                    "body": "Body",
+                    "state": "open",
+                    "labels": [{"name": "agent:ready"}],
+                    "pull_request": {"url": "https://gitea.test/pr/2"},
+                },
+            ],
+        )
+
+    issues = make_client(handler).list_open_issues("acme", "service")
+
+    assert [issue.number for issue in issues] == [1]
+
+
 class FakeWorkspaceManager:
     def __init__(self, root: Path, *, diff: bool = True):
         self.root = root