feat: add aichat support for showcase project descriptionsv0.8.1

- Add --ai-tool flag to showcase command (default: claude)
- Support aichat as alternative to claude for generating project summaries
- When using aichat, read README.md and pipe it as input
- Update documentation and examples
- Bump version to 0.8.1

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

1 files changed, 16 insertions, 0 deletions

diff --git a/test-config.json b/test-config.json
new file mode 100644
index 0000000..28dbfb9
--- /dev/null
+++ b/test-config.json
@@ -0,0 +1,16 @@
+{
+  "organizations": [
+    {
+      "host": "github.com",
+      "name": "test-org",
+      "github_token": "test-token"
+    },
+    {
+      "host": "codeberg.org",
+      "name": "test-org",
+      "codeberg_token": "test-token"
+    }
+  ],
+  "repositories": ["test-repo"],
+  "work_dir": "/tmp/gitsyncer-test"
+}
\ No newline at end of file