Release v1.0.3: Homebrew tap distribution

Added official Homebrew tap for easy installation:
- Users can now install with: brew install airframesio/tap/postgresql-archiver
- Automated formula updates via GoReleaser
- Supports macOS (Intel/Apple Silicon) and Linux
- Streamlined release workflow (100+ lines → 10 lines)

This release tests the complete Homebrew tap automation pipeline.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

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

Author: kevinelliott

CHANGELOG.md

@@ -7,6 +7,16 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+### Added
+
+### Changed
+
+### Fixed
+
+### Security
+
+## [1.0.3] - 2025-11-05
+
 ### Added
 - **Homebrew Tap Distribution:**
   - Official Homebrew tap at `airframesio/tap`
@@ -21,10 +31,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   - Automated Homebrew formula generation and publishing
   - Enhanced release notes with installation instructions
   - Improved changelog generation with categorized changes
-
-### Fixed
-
-### Security
+  - Simplified release workflow from 100+ lines to 10 lines
 
 ## [1.0.2] - 2025-11-05