ci: add Linux capture build dependencies

.github/workflows/build.yml

@@ -103,6 +103,23 @@ jobs:
       - name: Verify Linux build image
         run: verify-crossdesk-build-image
 
+      - name: Ensure Wayland build dependencies
+        shell: bash
+        run: |
+          if pkg-config --exists dbus-1 libdrm libpipewire-0.3 libspa-0.2; then
+            exit 0
+          fi
+
+          apt-get update
+          apt-get install -y --no-install-recommends \
+            libdbus-1-dev \
+            libdrm-dev \
+            libpipewire-0.3-dev \
+            libspa-0.2-dev
+          rm -rf /var/lib/apt/lists/*
+
+          pkg-config --exists dbus-1 libdrm libpipewire-0.3 libspa-0.2
+
       - name: Build CrossDesk
         env:
           CUDA_PATH: /usr/local/cuda

docker/linux-build/Dockerfile

@@ -52,9 +52,11 @@ RUN apt-get update \
         libfreetype6-dev \
         libgl1-mesa-dev \
         libmount-dev \
+        libpipewire-0.3-dev \
         libpulse-dev \
         libreadline-dev \
         libsndio-dev \
+        libspa-0.2-dev \
         libssl-dev \
         libtool \
         libx11-dev \
@@ -134,7 +136,7 @@ COPY submodules/minirtc/thirdparty ./submodules/minirtc/thirdparty
 # CrossDesk's exact dependency graph. Source files are intentionally excluded
 # from the Docker context; source-only changes therefore reuse this layer.
 RUN xmake repo -u --root \
-    && xmake f -m release --USE_CUDA=true --root -y \
+    && xmake f -m release --USE_CUDA=true --USE_WAYLAND=true --root -y \
     && rm -rf /data/.xmake/cache /tmp/crossdesk-dependencies \
     && mkdir -p /workspace
 

docker/linux-build/README.md

@@ -1,7 +1,8 @@
 # CrossDesk Linux 构建镜像
 
 这个目录维护 CrossDesk 专用的 Ubuntu 22.04 构建环境。镜像包含 xmake、
-Rust、Linux 开发库以及根据项目 `xmake.lua` 提前编译好的依赖。
+Rust、Linux 开发库（包括 D-Bus、DRM、PipeWire 和 SPA）以及根据项目
+`xmake.lua` 提前编译好的依赖。
 
 ## 发布方式
 

docker/linux-build/verify-build-image.sh

@@ -30,7 +30,17 @@ rustc --version | grep -F "rustc ${EXPECTED_RUST_VERSION}" >/dev/null
 cargo --version >/dev/null
 cmake --version >/dev/null
 g++ --version >/dev/null
-pkg-config --exists xft
+for pkg_config_package in \
+    dbus-1 \
+    libdrm \
+    libpipewire-0.3 \
+    libspa-0.2 \
+    xft; do
+    if ! pkg-config --exists "${pkg_config_package}"; then
+        echo "Required pkg-config package is missing: ${pkg_config_package}" >&2
+        exit 1
+    fi
+done
 
 for package_path in \
     "s/slint" \