Merge pull request #1968 from FM-17/patch-1

warning for dev board incompatibility post-0.9.x

docs/docs/configuration/detectors.md

@@ -31,6 +31,7 @@ detectors:
 ```
 
 ### Native Coral (Dev Board)
+_warning: may have [compatibility issues](https://github.com/blakeblackshear/frigate/issues/1706) after `v0.9.x`_
 
 ```yaml
 detectors: