* support loading webhook URL from a file
/cc #2498
Signed-off-by: Simon Rozet <me@simonrozet.com>
* notify/webhook: add test for reading url from file
Signed-off-by: Simon Rozet <me@simonrozet.com>
* notify/pushover: add tests for reading secrets from files
Signed-off-by: Simon Rozet <me@simonrozet.com>
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Signed-off-by: Simon Rozet <me@simonrozet.com>