feat: record CLI command telemetry

tests/test_telemetry.py

@@ -127,6 +127,63 @@ def test_read_events_skips_malformed_lines(tmp_path: Path) -> None:
     assert events[1].event_type == "also_ok"
 
 
+# -- CLI command events --
+
+COMMANDS = [
+    "rdb init",
+    "rdb discover",
+    "rdb ask_more",
+    "rdb status",
+    "rdb next",
+    "rdb start",
+    "rdb complete",
+    "rdb handoff",
+    "rdb prompt",
+    "rdb guardrails",
+]
+
+
+def test_record_event_creates_command_events(tmp_path: Path) -> None:
+    """Each CLI command records an event with event_type 'command' and target 'rdb <name>'."""
+    for target in COMMANDS:
+        record_event(tmp_path, "command", target)
+
+    events = read_events(tmp_path)
+    assert len(events) == len(COMMANDS)
+    for event in events:
+        assert event.event_type == "command"
+
+
+def test_record_event_target_matches_command_name(tmp_path: Path) -> None:
+    """Event target matches 'rdb <cmd>' format."""
+    for expected in COMMANDS:
+        record_event(tmp_path, "command", expected)
+
+    events = read_events(tmp_path)
+    targets = [e.target for e in events]
+    assert set(targets) == set(COMMANDS)
+
+
+def test_record_command_event_has_timestamp(tmp_path: Path) -> None:
+    """Each command event has a non-empty timestamp."""
+    record_event(tmp_path, "command", "rdb status")
+    events = read_events(tmp_path)
+    assert len(events) == 1
+    assert events[0].timestamp
+    assert "+" in events[0].timestamp  # UTC offset
+
+
+def test_record_command_event_with_details(tmp_path: Path) -> None:
+    """Commands like start/complete can pass details dict."""
+    record_event(tmp_path, "command", "rdb start", {"task_id": "TASK-013"})
+    events = read_events(tmp_path)
+    assert events[0].details["task_id"] == "TASK-013"
+
+    record_event(tmp_path, "command", "rdb complete", {"task_id": "TASK-007"})
+    events = read_events(tmp_path)
+    assert events[-1].details["task_id"] == "TASK-007"
+
+
 # -- Helpers --
 
 def log_lines(root: Path) -> list[str]: