Docker-compose: composable stack

Split docker-compose.yml into separated docker-compose.yml (search, cache, front, dev tools, etc.).

So it can be compsable with environment variables and started with the make command.

added To Do label

added Doing label and removed To Do label

mentioned in commit 2449226a

mentioned in merge request !102 (merged)

mentioned in commit 74329b69

mentioned in commit a69406aa

closed

removed Doing label

mentioned in commit fb716dc5