chore(ci): use just commands in release workflow

Add update-version, build, and publish commands to justfile and update
release.yml to use them instead of direct uv calls.

Author: ryoppippi

.github/workflows/release.yml

@@ -30,12 +30,12 @@ jobs:
 
       - name: Update version in __init__.py
         if: ${{ steps.release.outputs.release_created }}
-        run: nix develop --command uv run scripts/update_version.py
+        run: nix develop --command just update-version
 
       - name: Build and publish package
         if: ${{ steps.release.outputs.release_created }}
         env:
           UV_PUBLISH_TOKEN: ${{ secrets.PYPI_API_TOKEN }}
         run: |
-          nix develop --command uv build
-          nix develop --command uv publish
+          nix develop --command just build
+          nix develop --command just publish

justfile

@@ -25,3 +25,15 @@ test-examples:
 # Run type checking
 mypy:
 	uv run mypy stackone_ai
+
+# Update version in __init__.py
+update-version:
+	uv run scripts/update_version.py
+
+# Build package
+build:
+	uv build
+
+# Publish package to PyPI
+publish:
+	uv publish