ci: 👷 create --first-release if no git tag

.woodpecker.yml

@@ -3,4 +3,11 @@ pipeline:
     image: node:19
     commands:
       - npm install --global standard-version
-      - standard-version --dry-run
+      - |
+        if [[ $(git tag) -ne 0 ]]; then
+          standard-version
+        else
+          standard-version --first-release
+        fi
+
+branches: main