added ci pipeline

.woodpecker.yml

@@ -0,0 +1,27 @@
+workspace:
+  base: /build
+
+#clone:
+# git:
+#   image: woodpeckerci/plugin-git
+#   settings:
+#     recursive: true
+
+pipeline:
+  build-${TARGET}:
+    image: "ubuntu:latest"
+    pull: true
+    environment:
+      - input_version=v2022.1.4
+      - GLUON_SITEDIR=../site
+      - FORCE_UNSAFE_CONFIGURE=1
+      - GLUON_TARGET=${TARGET}
+      - GLUON_DEPRECATED=1
+    commands:
+      - sh contrib/actions/install-dependencies.sh
+      - sh contrib/actions/run-build.sh ${TARGET}
+
+matrix:
+  TARGET:
+    - ath79-generic
+    - x86-64