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Updated compute/docker.md

Dave committed 2020-05-12 01:08:52 +0000 commit a8cbc0b048848bef30aa6e978dbd2d471d6bf9cb

				compute/docker.md
			
          @@ -3,7 +3,7 @@

           # Tricks

           ## ssh

          -Images should run as non-root arbitrary users, but that makes anything that uses ssh (like git) a pain in the ass. ssh expects a username for the running UID, which you might not have at runtime.

          +Docker images should run as non-root arbitrary users, but that makes anything that uses ssh (like git) a pain in the ass. ssh expects a username for the running UID, which you might not have at runtime.

           Fake it out and pretend to be root with libuid-wrapper and a homedir that you can create at runtime as the running user:

           ```

           Dockerfile:

...	...	@@ -3,7 +3,7 @@
3	3
4	4	# Tricks
5	5	## ssh
6		-Images should run as non-root arbitrary users, but that makes anything that uses ssh (like git) a pain in the ass. ssh expects a username for the running UID, which you might not have at runtime.
	6	+Docker images should run as non-root arbitrary users, but that makes anything that uses ssh (like git) a pain in the ass. ssh expects a username for the running UID, which you might not have at runtime.
7	7	Fake it out and pretend to be root with libuid-wrapper and a homedir that you can create at runtime as the running user:
8	8	```
9	9	Dockerfile: