fix(docs/comments): rename refs to 'event files' to reflect their timestamp extenion names.

tests/test_waveform_store.py

@@ -139,12 +139,12 @@ def test_waveform_store_missing_returns_none(tmp_path: Path):
     from sfm.waveform_store import WaveformStore
 
     store = WaveformStore(tmp_path / "waveforms")
-    assert store.open_blastware("BE99999", "no_such.G10") is None
-    assert store.load_a5("BE99999", "no_such.G10") is None
+    assert store.open_blastware("BE99999", "no_such.7M0W") is None
+    assert store.load_a5("BE99999", "no_such.7M0W") is None
 
 
 def test_waveform_store_idempotent_save(tmp_path: Path):
-    """Saving the same event twice produces the same .G10 bytes."""
+    """Saving the same event twice produces the same event-file bytes."""
     from sfm.waveform_store import WaveformStore
 
     store = WaveformStore(tmp_path / "waveforms")
@@ -172,9 +172,9 @@ def test_seismodb_persists_waveform_columns(tmp_path: Path):
     ev, _ = _make_synthetic_event()
 
     rec = {
-        "filename":           "M529LKIQ.G10",
+        "filename":           "M529LKIQ.7M0W",
         "filesize":           8708,
-        "a5_pickle_filename": "M529LKIQ.G10.a5.pkl",
+        "a5_pickle_filename": "M529LKIQ.7M0W.a5.pkl",
     }
     inserted, skipped = db.insert_events(
         [ev],
@@ -209,9 +209,9 @@ def test_seismodb_dedup_upserts_waveform_fields(tmp_path: Path):
     assert rows[0]["blastware_filename"] is None
 
     rec = {
-        "filename":           "M529LKIQ.G10",
+        "filename":           "M529LKIQ.7M0W",
         "filesize":           4242,
-        "a5_pickle_filename": "M529LKIQ.G10.a5.pkl",
+        "a5_pickle_filename": "M529LKIQ.7M0W.a5.pkl",
     }
     inserted, skipped = db.insert_events(
         [ev],