feat(db-load-xml, db-load-git): add -UpdateDB flag to combine load + update in one Designer run

Closes #8 — adds /UpdateDBCfg parameter support so users can load config
and update database in a single 1C Designer invocation instead of two.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

.claude/skills/db-load-git/scripts/db-load-git.py

@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# db-load-git v1.1 — Load Git changes into 1C database
+# db-load-git v1.2 — Load Git changes into 1C database
 # Source: https://github.com/Nikolay-Shirokov/cc-1c-skills
 
 import argparse
@@ -84,6 +84,7 @@ def main():
         help="File format (default: Hierarchical)",
     )
     parser.add_argument("-DryRun", action="store_true", help="Only show what would be loaded (no actual load)")
+    parser.add_argument("-UpdateDB", action="store_true", help="Also update database configuration after load")
     args = parser.parse_args()
 
     # --- Resolve V8Path (skip if DryRun) ---
@@ -238,6 +239,10 @@ def main():
         elif args.AllExtensions:
             arguments.append("-AllExtensions")
 
+        # --- UpdateDB ---
+        if args.UpdateDB:
+            arguments.append("/UpdateDBCfg")
+
         # --- Output ---
         out_file = os.path.join(temp_dir, "load_log.txt")
         arguments += ["/Out", out_file]