chore: bump version to v1.2.0

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: User

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "receiptory"
-version = "1.1.0"
+version = "1.2.0"
 description = "Self-hosted receipt and invoice management system"
 requires-python = ">=3.12"
 dependencies = [