chore(governance): consolidate roadmap and backup policies

tools/archive_legacy_databases.py

@@ -1,8 +1,9 @@
 #!/usr/bin/env python3
 """
-데이터베이스 아카이빙 도구
+Database archive helper (migration/archive only).
 
-레거시/테스트 DB 파일을 archive_db/로 이동하고 manifest 생성
+This tool exists to copy legacy or transient DB files into archive_db/ and
+generate a manifest. It is not an operational source-of-truth manager.
 """
 
 import shutil
@@ -12,7 +13,7 @@ from datetime import datetime
 from typing import Dict, List
 
 class DatabaseArchiver:
-    """데이터베이스 아카이빙"""
+    """Legacy DB archive helper."""
 
     def __init__(self):
         self.root = Path(".")
@@ -38,7 +39,7 @@ class DatabaseArchiver:
             print(f"[OK] Created: {d.relative_to(self.root)}")
 
     def archive_outputs_kis_data_collection(self) -> None:
-        """outputs/kis_data_collection/ 아카이빙"""
+        """Archive legacy outputs/kis_data_collection/ contents."""
         src = self.root / "outputs" / "kis_data_collection"
         if not src.exists():
             print(f"[SKIP] {src.relative_to(self.root)} not found")
@@ -61,7 +62,7 @@ class DatabaseArchiver:
             self.results["errors"].append(str(e))
 
     def archive_outputs_snapshot_admin(self) -> None:
-        """outputs/snapshot_admin/ 의 smoke*.db 아카이빙"""
+        """Archive legacy outputs/snapshot_admin/ smoke*.db files."""
         src_dir = self.root / "outputs" / "snapshot_admin"
         if not src_dir.exists():
             print(f"[SKIP] {src_dir.relative_to(self.root)} not found")
@@ -93,7 +94,7 @@ class DatabaseArchiver:
                 self.results["errors"].append(str(e))
 
     def archive_temp_files(self) -> None:
-        """Temp/ 의 테스트 DB 파일들 아카이빙"""
+        """Archive transient Temp/ test DB files."""
         temp_dir = self.root / "Temp"
         if not temp_dir.exists():
             print(f"[SKIP] {temp_dir.relative_to(self.root)} not found")
@@ -134,7 +135,7 @@ class DatabaseArchiver:
             print(f"[SKIP] No test DB files found in {temp_dir.relative_to(self.root)}")
 
     def create_manifest(self) -> None:
-        """manifest.json 생성"""
+        """Create archive manifest.json."""
         manifest = {
             "archive_date": self.timestamp,
             "created_at": datetime.now().isoformat(),