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Merge pull request #1748 from squeral/patch-1 

Include a "new in" tag to templates section
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Tianon Gravi 2020-06-23 13:36:24 -07:00 committed by GitHub
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nginx/content.md
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@ -66,7 +66,7 @@ Then build the image with `docker build -t custom-nginx .` and run it as follows
$ docker run --name my-custom-nginx-container -d custom-nginx
```
### Using environment variables in %%IMAGE%% configuration
### Using environment variables in %%IMAGE%% configuration (new in 1.19)
Out-of-the-box, %%IMAGE%% doesn't support environment variables inside most configuration blocks. But this image has a function, which will extract environment variables before %%IMAGE%% starts.