fix: add CLI and main module files

src/git_insights.py

@@ -1,12 +1,8 @@
 from dataclasses import dataclass
 from datetime import datetime
-from typing import Any, Dict, Optional
+from typing import Any, Dict, List, Optional
 
-from src.analyzers.commit_pattern import CommitPatternAnalyzer
+from src.analyzers import GitRepository, CommitPatternAnalyzer, CodeChurnAnalyzer, RiskyCommitDetector, VelocityAnalyzer
-from src.analyzers.code_churn import CodeChurnAnalyzer
-from src.analyzers.risky_commit import RiskyCommitDetector
-from src.analyzers.velocity import VelocityAnalyzer
-from src.analyzers.git_repository import GitRepository
 from src.models.data_structures import (
     CommitAnalysis,
     CodeChurnAnalysis,