Merge main: update to kernel-1.2-20251213 with NVIDIA + networking support

Merge Steven's networking config changes (NETFILTER, BRIDGE, dependencies)
with NVIDIA GPU passthrough support (CONFIG_MODULES, CONFIG_DRM, NVIDIA modules/libs).

New kernel release: ch-6.12.8-kernel-1.2-20251213

Author: Rafael Garcia

.github/workflows/release.yml

@@ -20,6 +20,9 @@ jobs:
       - name: Set up Go
         uses: actions/setup-go@v5
         with:
+          # Not necessary to upload cache on self-hosted runner(s)
+          # ~/go/pkg/mod and ~/.cache/go-build stay on disk between runs automatically.
+          cache: false
           go-version: '1.25'
 
       - name: Run GoReleaser

lib/system/versions.go

@@ -8,17 +8,19 @@ type KernelVersion string
 const (
 	// Kernel versions from onkernel/linux releases
 	Kernel_202511182 KernelVersion = "ch-6.12.8-kernel-1-202511182"
-	Kernel_20251211  KernelVersion = "ch-6.12.8-kernel-2-20251211" // NVIDIA module + driver lib support
+	Kernel_20251211  KernelVersion = "ch-6.12.8-kernel-1.1-20251211"
+	Kernel_20251213  KernelVersion = "ch-6.12.8-kernel-1.2-20251213" // NVIDIA module + driver lib support + networking configs
 )
 
 var (
 	// DefaultKernelVersion is the kernel version used for new instances
-	DefaultKernelVersion = Kernel_20251211
+	DefaultKernelVersion = Kernel_20251213
 
 	// SupportedKernelVersions lists all supported kernel versions
 	SupportedKernelVersions = []KernelVersion{
 		Kernel_202511182,
 		Kernel_20251211,
+		Kernel_20251213,
 		// Add future versions here
 	}
 )
@@ -30,36 +32,40 @@ var KernelDownloadURLs = map[KernelVersion]map[string]string{
 		"aarch64": "https://github.com/onkernel/linux/releases/download/ch-6.12.8-kernel-1-202511182/Image-arm64",
 	},
 	Kernel_20251211: {
-		"x86_64":  "https://github.com/onkernel/linux/releases/download/ch-6.12.8-kernel-2-20251211/vmlinux-x86_64",
-		"aarch64": "https://github.com/onkernel/linux/releases/download/ch-6.12.8-kernel-2-20251211/Image-arm64",
+		"x86_64":  "https://github.com/onkernel/linux/releases/download/ch-6.12.8-kernel-1.1-20251211/vmlinux-x86_64",
+		"aarch64": "https://github.com/onkernel/linux/releases/download/ch-6.12.8-kernel-1.1-20251211/Image-arm64",
+	},
+	Kernel_20251213: {
+		"x86_64":  "https://github.com/onkernel/linux/releases/download/ch-6.12.8-kernel-1.2-20251213/vmlinux-x86_64",
+		"aarch64": "https://github.com/onkernel/linux/releases/download/ch-6.12.8-kernel-1.2-20251213/Image-arm64",
 	},
 	// Add future versions here
 }
 
 // NvidiaModuleURLs maps kernel versions and architectures to NVIDIA module tarball URLs
 // These tarballs contain pre-built NVIDIA kernel modules that match the kernel version
 var NvidiaModuleURLs = map[KernelVersion]map[string]string{
-	Kernel_20251211: {
-		"x86_64": "https://github.com/onkernel/linux/releases/download/ch-6.12.8-kernel-2-20251211/nvidia-modules-x86_64.tar.gz",
+	Kernel_20251213: {
+		"x86_64": "https://github.com/onkernel/linux/releases/download/ch-6.12.8-kernel-1.2-20251213/nvidia-modules-x86_64.tar.gz",
 		// Note: NVIDIA open-gpu-kernel-modules does not support arm64 yet
 	},
-	// Kernel_202511182 does not have NVIDIA modules (pre-module-support kernel)
+	// Kernel_202511182 and Kernel_20251211 do not have NVIDIA modules (pre-module-support kernels)
 }
 
 // NvidiaDriverLibURLs maps kernel versions and architectures to driver library tarball URLs
 // These tarballs contain userspace NVIDIA libraries (libcuda.so, libnvidia-ml.so, etc.)
 // that match the kernel modules and are injected into containers at boot time.
 // See lib/devices/GPU.md for documentation on driver injection.
 var NvidiaDriverLibURLs = map[KernelVersion]map[string]string{
-	Kernel_20251211: {
-		"x86_64": "https://github.com/onkernel/linux/releases/download/ch-6.12.8-kernel-2-20251211/nvidia-driver-libs-x86_64.tar.gz",
+	Kernel_20251213: {
+		"x86_64": "https://github.com/onkernel/linux/releases/download/ch-6.12.8-kernel-1.2-20251213/nvidia-driver-libs-x86_64.tar.gz",
 	},
 }
 
 // NvidiaDriverVersion tracks the NVIDIA driver version bundled with each kernel
 var NvidiaDriverVersion = map[KernelVersion]string{
-	Kernel_20251211: "570.86.16",
-	// Kernel_202511182 does not have NVIDIA modules
+	Kernel_20251213: "570.86.16",
+	// Kernel_202511182 and Kernel_20251211 do not have NVIDIA modules
 }
 
 // GetArch returns the architecture string for the current platform