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/).
+
+## [Unreleased]
+
+### Changed
+- Remove duplicate opencode-rules.nix (backward-compat alias preserved)
+- Tool-agnostic naming in coding-rules lib internals
+- Remove redundant overlay entries for non-existent flake inputs
+- Remove redundant 'additions' overlay (identical to 'default')
+
+### Removed
+- Dead overlay entries for non-existent flake inputs
+
+## [0.4.0] - 2026-04-15
+
+### Added
+- Pi-agent wrapper with systemd sandbox and per-host-user policy
+- Containerized Pi agent
+- `lib.agents.nix` with loadCanonical, renderers (OpenCode, Claude Code, Pi), and shellHook
+- `lib.coding-rules` helper for per-project rule injection (renamed from opencode-rules)
+- Home Manager modules for coding agents: `claude-code`, `opencode`, `pi`
+- Agents rework with canonical TOML format and harness-agnostic renderers
+- `vibetyper` and `eigent` packages
+- `openspec` package
+- `basecamp-cli` package
+- `openshell` package (0.0.14 through 0.0.23)
+- `openwork` package
+- Opencode config moved into m3ta-nixpkgs
+- Opencode dev shell with mkCodingRules demo
+
+### Changed
+- OpenCode flake input updated through v1.1.65 to v1.3.6
+- Switched from local opencode package to upstream flake input
+- Removed opencode-desktop (awaiting upstream fix), later re-enabled
+- Nix eval warnings resolved
+- Flake inputs updated throughout
+
+### Fixed
+- Pi settings sync
+- Remove openwork sidecars in preFixup to prevent .opencode-wrapped conflict
+- Remove sidecar binaries from openwork $out/bin to fix buildEnv conflict
+- Vibetyper .desktop entry
+- Opencode module formatting
+- Formatting opencode module
+
+## [0.3.0] - 2026-02-20
+
+### Added
+- `notesmd-cli` package with flake checks
+- `sidecar` and `td` packages
+- `opencode-desktop` package with Wayland support
+- `mem0` package (1.0.2 through 1.0.9)
+- `kestracli` / `kestractl` package (1.0.0 to 1.2.2)
+
+### Changed
+- Nix-update CI workflow optimized with caching and parallel processing
+- Restructured n8n version handling for nix-update compatibility
+- Switched formatter from nixpkgs-fmt to alejandra
+- Replace local opencode with upstream flake input v1.1.27
+
+### Fixed
+- n8n build error
+- n8n pnpm hash
+- n8n update script
+- Gitea runner opencode.url flake input
+- nix-update workflow: YAML syntax, jobs indentation, PR body formatting
+- Arithmetic increment failing with set -e in nix-update workflow
+- Removed magic-nix-cache-action causing platform mapping error
+- Opencode bun version requirement patched to match upstream lockfile
+- Deprecated opencode update logic removed
+- nix fmt without arg in workflow
+- Extra Lua config renamed initLua
+- Stt-ptt use pkill for better process management
+
+## [0.2.0] - 2026-01-13
+
+### Added
+- Gitea Actions workflow for automated package updates with nix-update
+- `n8n`, `beads`, and `opencode` packages
+- `stt-ptt` package with auto-language detection
+- `rofi-project-opener` for rofi-based project launching
+- Hierarchical AGENTS.md knowledge base
+- Dev shell structure with python and devops shells
+- Port management modules (NixOS + Home Manager)
+- Port helper library (`lib/ports.nix`)
+
+### Changed
+- Beads updated through v0.49.1
+- N8n updated through v2.8.1
+- Opencode updated through v1.1.18
+- Documentation expanded with comprehensive patterns and HM module docs
+
+### Fixed
+- Python env version fix for marimo
+
+## [0.1.0] - 2025-10-04
+
+### Added
+- Initial flake setup with packages, overlays, modules, and shells
+- NixOS and Home Manager module infrastructure
+- `lib/` shared utilities
+- `overlays/mods/` for package modifications
+- `templates/` for new packages/modules
+- `examples/` for usage documentation