chore: update CHANGELOG for v0.3.0 release

Change-Id: Ice2f0c9362ea35b777499fd1a1d2d255a185f19b
Signed-off-by: Thomas Kosiewski <[email protected]>

Author: ThomasK33

.github/workflows/update-changelog.yml

@@ -1,5 +1,77 @@
 # Changelog
 
+## [0.3.0] - 2025-09-15
+
+### Features
+
+- External terminal provider to run Claude in a separate terminal ([#102](https://github.com/coder/claudecode.nvim/pull/102))
+- Terminal provider APIs: implement `ensure_visible` for reliability ([#103](https://github.com/coder/claudecode.nvim/pull/103))
+- Working directory control for Claude terminal ([#117](https://github.com/coder/claudecode.nvim/pull/117))
+- Support function values for `external_terminal_cmd` for dynamic commands ([#119](https://github.com/coder/claudecode.nvim/pull/119))
+- Add `"none"` terminal provider option for external CLI management ([#130](https://github.com/coder/claudecode.nvim/pull/130))
+- Shift+Enter keybinding for newline in terminal input ([#116](https://github.com/coder/claudecode.nvim/pull/116))
+- `focus_after_send` option to control focus after sending to Claude ([#118](https://github.com/coder/claudecode.nvim/pull/118))
+- Snacks: `snacks_win_opts` to override `Snacks.terminal.open()` options ([#65](https://github.com/coder/claudecode.nvim/pull/65))
+- Terminal/external quality: CWD support, stricter placeholder parsing, and `jobstart` CWD (commit e21a837)
+
+- Diff UX redesign with horizontal layout and new tab options ([#111](https://github.com/coder/claudecode.nvim/pull/111))
+- Prevent diff on dirty buffers ([#104](https://github.com/coder/claudecode.nvim/pull/104))
+- `keep_terminal_focus` option for diff views ([#95](https://github.com/coder/claudecode.nvim/pull/95))
+- Control behavior when rejecting “new file” diffs ([#114](https://github.com/coder/claudecode.nvim/pull/114))
+
+- Add Claude Haiku model + updated type annotations ([#110](https://github.com/coder/claudecode.nvim/pull/110))
+- `CLAUDE_CONFIG_DIR` environment variable support ([#58](https://github.com/coder/claudecode.nvim/pull/58))
+- `PartialClaudeCodeConfig` type for safer partial configs ([#115](https://github.com/coder/claudecode.nvim/pull/115))
+- Generalize format hook; add floating window docs (commit 7e894e9)
+- Add env configuration option; fix `vim.notify` scheduling ([#21](https://github.com/coder/claudecode.nvim/pull/21))
+
+- WebSocket authentication (UUID tokens) for the server ([#56](https://github.com/coder/claudecode.nvim/pull/56))
+- MCP tools compliance aligned with VS Code specs ([#57](https://github.com/coder/claudecode.nvim/pull/57))
+
+- Mini.files integration and follow-up touch-ups ([#89](https://github.com/coder/claudecode.nvim/pull/89), [#98](https://github.com/coder/claudecode.nvim/pull/98))
+
+### Bug Fixes
+
+- Wrap ERROR/WARN logging in `vim.schedule` to avoid fast-event context errors ([#54](https://github.com/coder/claudecode.nvim/pull/54))
+- Native terminal: do not wipe Claude buffer on window close ([#60](https://github.com/coder/claudecode.nvim/pull/60))
+- Native terminal: respect `auto_close` behavior ([#63](https://github.com/coder/claudecode.nvim/pull/63))
+- Snacks integration: fix invalid window with `:ClaudeCodeFocus` ([#64](https://github.com/coder/claudecode.nvim/pull/64))
+- Debounce update on selection for stability ([#92](https://github.com/coder/claudecode.nvim/pull/92))
+
+### Documentation
+
+- Update PROTOCOL.md with complete VS Code tool specs; streamline README ([#55](https://github.com/coder/claudecode.nvim/pull/55))
+- Convert configuration examples to collapsible sections; add community extensions ([#93](https://github.com/coder/claudecode.nvim/pull/93))
+- Local and native binary installation guide ([#94](https://github.com/coder/claudecode.nvim/pull/94))
+- Auto-save plugin note and fix ([#106](https://github.com/coder/claudecode.nvim/pull/106))
+- Add AGENTS.md and improve config validation notes (commit 3e2601f)
+
+### Refactors & Development
+
+- Centralize type definitions in dedicated `types.lua` module ([#108](https://github.com/coder/claudecode.nvim/pull/108))
+- Devcontainer with Nix support; follow-up simplification ([#112](https://github.com/coder/claudecode.nvim/pull/112), [#113](https://github.com/coder/claudecode.nvim/pull/113))
+- Add Neovim test fixture configs and helper scripts (commit 35bb60f)
+- Update Nix dependencies and documentation formatting (commit a01b9dc)
+- Debounce/Claude hooks refactor (commit e08921f)
+
+### New Contributors
+
+- @alvarosevilla95 — first contribution in [#60](https://github.com/coder/claudecode.nvim/pull/60)
+- @qw457812 — first contribution in [#64](https://github.com/coder/claudecode.nvim/pull/64)
+- @jdurand — first contribution in [#89](https://github.com/coder/claudecode.nvim/pull/89)
+- @marcinjahn — first contribution in [#102](https://github.com/coder/claudecode.nvim/pull/102)
+- @proofer — first contribution in [#98](https://github.com/coder/claudecode.nvim/pull/98)
+- @ehaynes99 — first contribution in [#106](https://github.com/coder/claudecode.nvim/pull/106)
+- @rpbaptist — first contribution in [#92](https://github.com/coder/claudecode.nvim/pull/92)
+- @nerdo — first contribution in [#78](https://github.com/coder/claudecode.nvim/pull/78)
+- @totalolage — first contribution in [#21](https://github.com/coder/claudecode.nvim/pull/21)
+- @TheLazyLemur — first contribution in [#18](https://github.com/coder/claudecode.nvim/pull/18)
+- @nabekou29 — first contribution in [#58](https://github.com/coder/claudecode.nvim/pull/58)
+
+### Full Changelog
+
+- <https://github.com/coder/claudecode.nvim/compare/v0.2.0...v0.3.0>
+
 ## [0.2.0] - 2025-06-18
 
 ### Features