callbacks/slack: Explicitly set Content-Type header (#51824)

There are other chat systems with hook implementations more or less
compatible with Slack, such as Rocket.Chat. The latter requires the
Content-Type header to be set to "application/json" (the body is JSON).

Signed-off-by: Michael Hanselmann <public@hansmi.ch>
This commit is contained in:
hansmi
2019-02-12 18:47:33 +01:00
committed by Sam Doran
parent 7fbacf920d
commit 76ab88c9f5
2 changed files with 10 additions and 1 deletions

View File

@@ -0,0 +1,4 @@
minor_changes:
- >-
slack: Explicitly set Content-Type header to "application/json" for
improved compatibility with non-Slack chat systems