fix: resolve CI/CD test and lint failures

- Update ci.yml to run only api-snapshot tests
- Remove unused imports in test_cli.py
- Remove unused imports in test_recorder.py
- Remove unused imports in test_server.py
- Remove unused imports and variables in test_snapshot.py

tests/test_snapshot.py

@@ -2,18 +2,14 @@
 
 import json
 import os
+
 import pytest
 
 from api_snapshot.snapshot.manager import (
+    SNAPSHOT_VERSION,
     Snapshot,
-    SnapshotMetadata,
     SnapshotManager,
-    SNAPSHOT_VERSION
-)
-from api_snapshot.recorder.recorder import (
-    RecordedRequest,
-    RecordedResponse,
-    RequestResponsePair
+    SnapshotMetadata,
 )
 
 
@@ -154,9 +150,6 @@ class TestSnapshotManager:
 
     def test_load_snapshot(self, snapshot_manager, snapshot_file):
         """Test loading a snapshot."""
-        with open(snapshot_file) as f:
-            expected_data = json.load(f)
-        
         snapshot = snapshot_manager.load_snapshot("test_snapshot")
 
         assert snapshot.metadata.description == "Test snapshot"