62b0787a8e
Create shard output parents, exercise exact handler placement/signature/codegen contracts, preserve generated-file and form-bound diagnostics, and fail closed on malformed form symbol manifests. Public shard 1/8 passes through both 16-way partitions. req: derive_handler/001 req: client_local/001 req: form/004 req: diagnostics/003 req: test/022 req: test/023