Add a woodpecker build

Signed-off-by: Nikolai Rodionov <allanger@badhouseplants.net>

.woodpecker/build.yaml

@@ -0,0 +1,60 @@
+# Build a container image
+when:
+  event:
+    - tag
+
+steps:
+  build:
+    image: ubuntu:25.10
+    name: Build the plugin for linux
+    commands:
+      - apt-get update -y
+      - |
+          apt-get install -y \
+            build-essential libasound2t64 cmake \
+            fftw-dev pkg-config libx11-dev \
+            x11-xserver-utils libxrandr-dev \
+            libxinerama-dev libxcursor-dev  \
+            libfreetype6-dev libfftw3-dev \
+            libasound2-dev libjack-dev
+      - |
+          cmake -B build -S ./ \
+          -DCMAKE_BUILD_TYPE=Release \
+          -DCMAKE_INSTALL_PREFIX=/usr -Wno-dev
+      - cmake --build build
+    backend_options:
+      kubernetes:
+        resources:
+          requests:
+            memory: 500Mi
+            cpu: 200m
+          limits:
+            memory: 1000Mi
+            cpu: 1000m
+
+  package:
+    name: Prepare files for release
+    image: ubuntu:25.10
+    commands:
+      - apt-get update
+      - apt-get install zip -y
+      - mkdir dist
+      - export RELEASE_DIR=build/PaulXStretch_artefacts/Release
+      - cp -r $RELEASE_DIR/Standalone/ /tmp
+      - cp -r $RELEASE_DIR/VST3/ /tmp
+      - cd /tmp
+      - |
+          zip -r paulxstretch-standalone.zip Standalone && \
+          mv paulxstretch-standalone.zip $CI_WORKSPACE/dist/
+      - |
+          zip -r paulxstretch-vst3.zip VST3 && \
+          mv paulxstretch-vst3.zip $CI_WORKSPACE/dist/
+
+  release:
+    name: Release paulxstretch
+    image: plugins/gitea-release
+    settings:
+      api_key:
+        from_secret: GITEA_TOKEN
+      base_url: https://gitea.badhouseplants.net
+      files: dist/*