configs: add image description to each defconfig #78

Job	Run time
container (system) / build (amd64)	13m 22s
container (httpd) / build (arm64)	3m 58s
container (nftables) / build (arm64)	4m 26s
container (neofetch) / build (amd64)	7m 22s
container (httpd) / build (amd64)	4m 23s
container (neofetch) / build (arm64)	7m 11s
container (nftables) / build (amd64)	4m 49s
container (system) / build (arm64)	14m 8s
container (ntpd) / build (amd64)	4m 36s
container (ntpd) / build (arm64)	5m 22s
container (httpd) / push	24s
container (nftables) / push	21s
container (ntpd) / push	27s
container (neofetch) / push	33s
container (system) / push	30s
	1h 11m 52s

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