add woodpecker pipeline

.forgejo/publish.yml

@@ -0,0 +1,14 @@
+pipeline:
+  publish:
+    image: woodpeckerci/plugin-docker-buildx:2
+    settings:
+      platforms: linux/amd64
+      repo: git.mylloon.fr/${CI_REPO,,}
+      auto_tag: true
+      registry: git.mylloon.fr
+      username: ${CI_REPO_OWNER}
+      password:
+        from_secret: cb_token
+    when:
+      event: push
+      branch: main