Speed up CI using prebuild image

.woodpecker.yml

@@ -1,38 +1,22 @@
 pipeline:
   build:
-    image: rust:bullseye
+    image: sebastian/apt-decoder-ci
     commands:
-        - apt update && apt install -y libgtk-3-dev libxcb-shape0-dev
-            libxcb-xfixes0-dev
         - cargo build --release
 
   build_appimage:
-    image: rust:bullseye
+    image: sebastian/apt-decoder-ci
     group: build_release_files
     commands:
-      - apt update && apt install -y libgtk-3-dev libxcb-shape0-dev
-            libxcb-xfixes0-dev python3-pip python3-setuptools patchelf
-            desktop-file-utils libgdk-pixbuf2.0-dev fakeroot strace fuse
-      # Install appimage tool
-      - (cd /tmp/ &&
-          wget https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage &&
-          chmod +x appimagetool-x86_64.AppImage &&
-          ./appimagetool-x86_64.AppImage --appimage-extract &&
-          cp -avr squashfs-root/usr/* /usr/)
       - export CARGO_HOME=/root/.cargo
-      - cargo install cargo-appimage --version 1.4.0
-      # Build appimage
       - cargo appimage
       - mkdir -p release
       - cp *.AppImage release/
 
   build_windows:
-    image: rust:bullseye
+    image: sebastian/apt-decoder-ci
     group: build_release_files
     commands:
-        - apt update && apt install -y mingw-w64 zip
-        - rustup target add x86_64-pc-windows-gnu
-        - rustup toolchain install stable-x86_64-pc-windows-gnu
         - cargo build --target x86_64-pc-windows-gnu --release
         - mkdir -p release
         - cp target/x86_64-pc-windows-gnu/release/apt-decoder.exe release/