chore(build): add github-release target to Makefile and update gitignore

Author: francescobianco

.gitignore

@@ -132,6 +132,7 @@ venv/
 ENV/
 env.bak/
 venv.bak/
+openapi-python-sdk/
 
 # Spyder project settings
 .spyderproject

Makefile

@@ -79,4 +79,10 @@ release: publish
 	@echo "Tagging release $(VERSION)..."
 	@git tag -fa "$(VERSION)" -m "Release $(VERSION)"
 	@git push origin --tags -f
-	@echo "Released $(VERSION) successfully."
+	@echo "Released $(VERSION) successfully."
+
+github-release:
+	@gh release create "$(VERSION)" \
+		--title "Openapi® Python SDK v$(VERSION)" \
+		--notes-file docs/release.md \
+		--latest