Bump DLA to 1.0.3 and build stuff (#358) #388

Job	Run time
Backend Check / Django Check	2m 59s
Frontend Check / React Check	1m 16s
Frontend Check / Publish frontend	5m 1s
Build backend	2m 26s
Build frontend	2m 25s
Publish Images	2m 20s
Deploy / deploy	33s
	17m 0s

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