install the latest vulkan sdk from tarball

lunarg no longer updates ubuntu packages, and those are stale

container/Containerfile

@@ -2,16 +2,14 @@ FROM ubuntu-hlsdk
 
 # Avoid interactive prompts during package installation
 ENV DEBIAN_FRONTEND=noninteractive
+ENV VULKAN_SDK_VERSION=1.4.341.1
 
 USER root
 
-# Install Vulkan SDK repos
-RUN wget -qO- https://packages.lunarg.com/lunarg-signing-key-pub.asc | tee /etc/apt/trusted.gpg.d/lunarg.asc \
-	&& wget -qO /etc/apt/sources.list.d/lunarg-vulkan-noble.list http://packages.lunarg.com/vulkan/lunarg-vulkan-noble.list
+RUN apt-get update && apt-get full-upgrade -y && apt-get autoremove -y
 
 # Install system dependencies and development packages
-RUN apt-get update && apt-get install --no-install-recommends --no-install-suggests -y \
-    vulkan-sdk \
+RUN apt-get install --no-install-recommends --no-install-suggests -y \
     libsdl2-dev \
     libfreetype-dev \
     \
@@ -33,6 +31,27 @@ RUN apt-get update && apt-get install --no-install-recommends --no-install-sugge
     libvulkan1 \
     imagemagick
 
+# Install Vulkan SDK runtime dependencies only
+#RUN apt-get update && apt-get install -y \
+#   libxcb-xinput0 libxcb-xinerama0 libxcb-cursor-dev
+
+# Install Vulkan SDK
+RUN mkdir -p /opt/VulkanSDK && wget -qO- \
+    https://sdk.lunarg.com/sdk/download/${VULKAN_SDK_VERSION}/linux/vulkansdk-linux-x86_64-${VULKAN_SDK_VERSION}.tar.xz | \
+  tar -xJ -C /opt/VulkanSDK/
+
+ENV VULKAN_SDK=/opt/VulkanSDK/${VULKAN_SDK_VERSION}/x86_64
+ENV PATH=$VULKAN_SDK/bin:$PATH
+ENV LD_LIBRARY_PATH="$VULKAN_SDK/lib${LD_LIBRARY_PATH:+:$LD_LIBRARY_PATH}"
+ENV VK_ADD_LAYER_PATH="$VULKAN_SDK/share/vulkan/explicit_layer.d${VK_ADD_LAYER_PATH:+:$VK_ADD_LAYER_PATH}"
+ENV PKG_CONFIG_PATH="$VULKAN_SDK/share/pkgconfig:$VULKAN_SDK/lib/pkgconfig${PKG_CONFIG_PATH:+:$PKG_CONFIG_PATH}"
+
+# Common dev utils
+RUN apt-get install --no-install-recommends --no-install-suggests -y \
+    ripgrep \
+    less \
+    fd-find
+
 # Remove extra cache after all the installations
 RUN rm -rf /var/lib/apt/lists/*
 

render/rendertest.py

@@ -150,7 +150,7 @@ def render():
 	print('Running xash3d...')
 	mkdir_p(f'{args.xash_dir}/valve/rendertest')
 	env = os.environ.copy()
-	env['LD_LIBRARY_PATH'] = f'{args.xash_dir}'
+	env['LD_LIBRARY_PATH'] = f'{args.xash_dir}:{env["LD_LIBRARY_PATH"]}'
 
 	start_time_sec = time.perf_counter()
 	with open(f'{WORKDIR}/xash-stdout.log', 'wb') as stdout, open(f'{WORKDIR}/xash-stderr.log', 'wb') as stderr: