Switch to woodpecker CI

.drone.yml

@@ -1,20 +0,0 @@
----
-kind: pipeline
-type: docker
-name: default
-steps:
-    - name: "Build"
-      image: "eclipse-temurin:16-jdk"
-      commands:
-          - "./gradlew assemble"
-    - name: "Create Release"
-      image: plugins/gitea-release
-      settings:
-          api_key:
-              from_secret: "gitea_api_key"
-          base_url:
-              from_secret: "gitea_base_url"
-          files: build/libs/GitlabRepoStats-*.jar
-      when:
-          event:
-              - tag

.woodpecker.yml

@@ -0,0 +1,16 @@
+pipeline:
+  build:
+    image: "eclipse-temurin:16-jdk"
+    commands:
+      - "./gradlew assemble"
+  release:
+    image: plugins/gitea-release
+    settings:
+      api_key:
+        from_secret: "gitea_api_key"
+      base_url:
+        from_secret: "gitea_base_url"
+      files: build/libs/GitlabRepoStats-*.jar
+    when:
+      event:
+        - tag