add changelog

CHANGELOG.md

@@ -0,0 +1,14 @@
+# GG Changelog
+
+## [0.15.0](releases/tag/v0.15.0)
+Initial experimental release. This version is compatible with Jujutsu 0.15.
+
+### Added
+- Open, reload and snapshot repositories.
+- Graph-based log displaying summaries, author and status.
+- Log queries in Jujutsu's [revset language](https://martinvonz.github.io/jj/latest/revsets/).
+- Revision view with file-level change details and editing commands.
+- Context menus for basic editing operations on revisions, files and branches.
+- Transactional operations with single-level undo.
+- Codesigned binaries for MacOS and Windows.
+- Completely untested binaries for Linux.

README.md

@@ -12,12 +12,14 @@ Put `gg` on your path and run it from a Jujutsu workspace, or launch it separate
 - `gg` uses `jj`'s config; `revset-aliases.immutable_heads()` is particularly important, as it determines how much history you can edit. 
 
 ## Features
-GG doesn't depend on (JJ)[https://martinvonz.github.io/jj/latest/install-and-setup/] to run, but you'll need it for tasks GG doesn't cover. What it *can* do:
+GG doesn't require [JJ](https://martinvonz.github.io/jj/latest/install-and-setup/) to run, but you'll need it for tasks GG doesn't cover. What it *can* do:
 - Use the left pane to query and browse the log. Click to select revisions, double-click to edit (if mutable) or create a new child (if immutable).
 - Use the right pane to inspect and edit revisions - set descriptions, issue commands, view their changes and parents. 
 - Right-click revisions, changes and branches to do some useful things. Drag them around to change history. 
 - Undo anything with ⟲ in the bottom right corner.
 
+More detail is available in [the changelog](CHANGELOG.md).
+
 ### Future Features
 There's no roadmap as such, but items on [the to-do list](TODO.md) may or may not be implemented in future.