feat(release): hexai-first AI release notes; chore(version): bump to 0.8.8v0.8.8

- Prefer hexai stdin pipeline for release notes generation
- Fallback to Claude then aichat
- Update CLI help and README
- Adjust integration tests for current CLI

1 files changed, 2 insertions, 2 deletions

diff --git a/internal/cmd/sync.go b/internal/cmd/sync.go
index 9fcf0fd..86505d5 100644
--- a/internal/cmd/sync.go
+++ b/internal/cmd/sync.go
@@ -189,7 +189,7 @@ func init() {
 	syncCmd.PersistentFlags().BoolVar(&noReleases, "no-releases", false, "skip release checking after sync")
 	syncCmd.PersistentFlags().BoolVar(&autoCreate, "auto-create-releases", false, "automatically create releases without confirmation")
 	syncCmd.PersistentFlags().BoolVar(&noAIReleaseNotes, "no-ai-release-notes", false, "disable AI-generated release notes (AI notes are enabled by default)")
-	syncCmd.PersistentFlags().StringVar(&syncAITool, "ai-tool", "claude", "AI tool to use for release notes when auto-creating (claude or aichat)")
+    syncCmd.PersistentFlags().StringVar(&syncAITool, "ai-tool", "claude", "AI tool to use for release notes when auto-creating (claude or aichat; hexai is tried first if available)")
 }
 
 func buildFlags() *cli.Flags {
@@ -205,4 +205,4 @@ func buildFlags() *cli.Flags {
 		CreateGitHubRepos: createRepos,
 		CreateCodebergRepos: createRepos,
 	}
-}
\ No newline at end of file
+}