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Add documention for key-only environment 

Signed-off-by: Ryan Brainard <brainard@heroku.com>
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Ryan Brainard 2014-07-11 10:07:50 -07:00
parent 44a91e6ba8
commit d1052ff666
1 changed files with 3 additions and 0 deletions
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docs/yml.md
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@ -55,8 +55,11 @@ volumes:
- cache/:/tmp/cache - cache/:/tmp/cache
-- Add environment variables. -- Add environment variables.
-- Environment variables with only a key are resolved to values on the host
-- machine, which can be helpful for secret or host-specific values.
environment: environment:
RACK_ENV: development RACK_ENV: development
SESSION_SECRET:
``` ```
-- Networking mode. Use the same values as the docker client --net parameter -- Networking mode. Use the same values as the docker client --net parameter