Add Node debian core variant #23

Job	Run time
generate-matrix	3s
build (18.20.1, alpine3.18)	17s
build (18.20.1, alpine3.19)	18s
build (18.20.1, bookworm)	43s
build (18.20.1, bookworm-core, bookworm-slim)	1m 32s
build (18.20.1, bookworm-slim)	48s
build (18.20.1, bullseye)	38s
build (18.20.1, bullseye-core, bullseye-slim)	47s
build (18.20.1, bullseye-slim)	40s
build (18.20.1, buster)	41s
build (18.20.1, buster-core, buster-slim)	43s
build (18.20.1, buster-slim)	56s
build (20.12.1, alpine3.18)	16s
build (20.12.1, alpine3.19)	22s
build (20.12.1, bookworm)	41s
build (20.12.1, bookworm-core, bookworm-slim)	41s
build (20.12.1, bookworm-slim)	41s
build (20.12.1, bullseye)	45s
build (20.12.1, bullseye-core, bullseye-slim)	48s
build (20.12.1, bullseye-slim)	47s
build (20.12.1, buster)	36s
build (20.12.1, buster-core, buster-slim)	42s
build (20.12.1, buster-slim)	1m 6s
build (21.7.2, alpine3.18)	23s
build (21.7.2, alpine3.19)	23s
build (21.7.2, bookworm)	46s
build (21.7.2, bookworm-core, bookworm-slim)	1m 10s
build (21.7.2, bookworm-slim)	43s
build (21.7.2, bullseye)	1m 26s
build (21.7.2, bullseye-core, bullseye-slim)	43s
build (21.7.2, bullseye-slim)	47s
	21m 52s

Provide feedback