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2026.9.26.2: one compile database per configuration, emit plans every member, prepare actions and runtime search directories, DLLs beside a Windows program, link flags as words #1849

Job	Run time
hermetic e2e (no host toolchain, container)	9m 47s
bare-metal e2e (riscv64-none-elf + cortex-m, qemu)	8m 19s
e2e 2/2 (linux x86_64, self-host)	24m 29s
e2e 1/2 (linux x86_64, self-host)	20m 5s
android e2e (NDK rows + x86_64 emulator)	10m 52s
	1h 13m 32s