deprecate install input

Signed-off-by: CrazyMax <1951866+crazy-max@users.noreply.github.com>

Author: github-actions[bot]

action.yml

@@ -26,10 +26,6 @@ inputs:
   buildkitd-config-inline:
     description: 'Inline BuildKit daemon config'
     required: false
-  install:
-    description: 'Sets up docker build command as an alias to docker buildx build'
-    default: 'false'
-    required: false
   use:
     description: 'Switch to this builder instance'
     default: 'true'
@@ -58,7 +54,7 @@ inputs:
     description: 'Cleanup temp files and remove builder at the end of a job'
     default: 'true'
     required: false
-  # TODO: remove deprecated config and config-inline inputs
+  # TODO: remove deprecated config, config-inline and install inputs
   config:
     description: 'BuildKit daemon config file'
     deprecationMessage: 'Use buildkitd-config instead'
@@ -67,6 +63,11 @@ inputs:
     description: 'Inline BuildKit daemon config'
     deprecationMessage: 'Use buildkitd-config-inline instead'
     required: false
+  install:
+    description: 'Sets up docker build command as an alias to docker buildx build'
+    deprecationMessage: '"docker buildx install" command is deprecated and will be removed in a future release, use BUILDX_BUILDER environment variable instead'
+    default: 'false'
+    required: false
 
 outputs:
   name: