Enhance job logging and UI updates

- Implement job logging functionality to track progress and events for each job.
- Add a new section in the job card to display session logs with detailed entries.
- Update job statistics to include pages fetched, pages found, and assets processed.
- Modify the UI theme and text for better clarity and aesthetics.
- Adjust tests to validate new logging features and ensure proper event handling.

tests/test_crawler.py

@@ -63,7 +63,7 @@ def test_crawler_captures_and_rewrites_static_fixture(tmp_path) -> None:
         respect_robots=True,
         fetch_concurrency=3,
     )
-    events: list[tuple[str, str]] = []
+    events: list[tuple[str, str, dict[str, object] | None]] = []
     crawler = SiteCrawler(
         settings=test_settings,
         options=CaptureOptions(
@@ -75,7 +75,9 @@ def test_crawler_captures_and_rewrites_static_fixture(tmp_path) -> None:
             max_duration_seconds=30,
         ),
         cancelled=lambda: False,
-        on_progress=lambda phase, message, stats, warnings: events.append((phase, message)),
+        on_progress=lambda phase, message, stats, warnings, detail: events.append(
+            (phase, message, detail)
+        ),
     )
 
     try:
@@ -99,3 +101,8 @@ def test_crawler_captures_and_rewrites_static_fixture(tmp_path) -> None:
     assert (host_dir / "assets" / "chunk.js").is_file()
     assert (result.site_dir / "siteharbor-manifest.json").is_file()
     assert events
+    page_events = [detail for _, _, detail in events if detail and detail["kind"] == "page"]
+    assert len(page_events) == 4
+    assert {str(detail["action"]) for detail in page_events} == {"fetching", "captured"}
+    assert all(isinstance(detail["url"], str) for detail in page_events)
+    assert all(isinstance(detail["pages_remaining"], int) for detail in page_events)