kernel-compilation: Add basic script for downloading and compiling the linux kernel.

kernel-compilation/download.sh

+
+kversion=5.10.157
+nproc=32
+
+apt -y build-dep linux
+mkdir -p compilation && cd compilation
+wget https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-"$kversion".tar.xz
+
+tar -xaf linux-"$kversion".tar.xz && cd linux-"$kversion"
+
+make olddefconfig
+make menu config
+
+./scripts/config -d CONFIG_MODULE_SIG_ALL -d CONFIG_MODULE_SIG_KEY -d CONFIG_SYSTEM_TRUSTED_KEYS
+./scripts/config -d CONFIG_DEBUG_INFO
+
+make deb-pkg -j"$(nproc)" LOCALVERSION=-"$(dpkg --print-architecture)" KDEB_PKGVERSION="$(make kernelversion)-1"