diff --git a/.vscode/settings.json b/.vscode/settings.json
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--- /dev/null
+++ b/.vscode/settings.json
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+{
+    "chat.tools.terminal.autoApprove": {
+        "git add": true,
+        "git commit": true
+    }
+}
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
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+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [0.5.2] - 2026-06-17
+
+### Added
+- Date fields now default to today's date when left blank during user entry
+  - `Date-Purchased` defaults to today when creating a new pen
+  - `Inked-date` defaults to today when creating a new pen
+  - `Purchased` defaults to today when creating a new ink
+- Automatic `Inked-date` update when changing ink during pen edit
+  - When a user changes the current ink in a pen, `Inked-date` automatically updates to today's date
+
+### Changed
+- Improved date field handling in interactive CLI mode
+- Enhanced ink change workflow to maintain accurate ink date tracking
+
+## [0.5.1] - 2026-04-15
+
+### Added
+- Migrated storage backend from CSV to SQLite database
+- Ink history tracking with timestamps
+  - New `pen_ink_history` table tracks all ink changes for each pen
+  - Includes when and what ink was changed to
+- Project documentation (`PROJECT_DOCUMENTATION.md`) for developers and AI reference
+- XDG Base Directory compliance for data storage
+  - Default storage path: `~/.local/share/pen-tracker/pen_tracker.db`
+  - Environment override: `PEN_TRACKER_DB` variable
+
+### Changed
+- Storage format now uses SQLite instead of CSV
+- Improved data persistence and querying capabilities
+- Better ink tracking across pen collection
+
+### Removed
+- TUI (Text User Interface) display has been removed
+- CLI is now the primary interface
+
+## [0.3.0] - 2025-11-20
+
+### Added
+- Ink tracking support and collection management
+  - Add new inks with vendor, name, color, size, and notes
+  - View all inks in collection
+  - Select inks when creating or editing pens
+- CLI commands for ink management
+  - `add-ink` — add a new ink
+  - `list-inks` — list all saved inks
+
+### Changed
+- Updated storage file handling to support multiple CSV files
+  - Pens stored in `pens.csv`
+  - Inks stored in `inks.csv`
+- Improved display formatting for pen and ink collections
+
+### Fixed
+- Fixed loading of ink.csv from XDG storage directory
+- Fixed display of pen inventory with proper formatting
+
+## [0.2.0] - 2025-10-15
+
+### Added
+- Initial CLI and TUI implementation for the Fountain Pen Tracker
+- Interactive menu system for managing fountain pens
+- Command-line interface with commands: `add`, `list`, `export`
+- Full CRUD operations for pen collection
+- Field support: make, model, nib, nib material, body, cap, postable, vendor, current ink, inked date, notes
+- Date validation for purchase and ink dates (YYYY-MM-DD format)
+- JSON export functionality
+
+### Changed
+- Improved UI/UX for interactive menu navigation
+
+## [0.1.0] - 2025-09-10
+
+### Added
+- Initial project setup
+- Basic data model for fountain pens
+- Foundation for CLI tooling
+- CSV storage support
+- Test framework with basic engine tests
+
+[0.5.2]: https://github.com/donharper/pen-tracker/compare/0.5.1...0.5.2
+[0.5.1]: https://github.com/donharper/pen-tracker/compare/0.3.0...0.5.1
+[0.3.0]: https://github.com/donharper/pen-tracker/compare/0.2.0...0.3.0
+[0.2.0]: https://github.com/donharper/pen-tracker/compare/0.1.0...0.2.0
+[0.1.0]: https://github.com/donharper/pen-tracker/releases/tag/0.1.0