fix plumbing of command

Signed-off-by: Josh Dolitsky <[email protected]>

.github/workflows/build.yml

@@ -10,7 +10,6 @@ jobs:
     - uses: jdolitsky/wolfi-act@main
       with:
         packages: grype
-        debug: true
         command: |
           grype cgr.dev/chainguard/nginx
           echo "---"

action.yml

@@ -15,6 +15,7 @@ inputs:
     description: "Whether or not to add debug logging"
     required: false
     default: 'false'
+
 runs:
   using: "composite"
   steps:
@@ -28,6 +29,11 @@ runs:
           set -x
         fi
 
+        if [[ "${{inputs.command}}" == "" ]]; then
+          echo "Missing input: command"
+          exit 1
+        fi
+
         cat >./wolfi-act.apko.config.yaml <<EOL
         contents:
           repositories:
@@ -84,11 +90,11 @@ runs:
               -v ${PWD}:/work \
               -w /work \
               wolfi-act:latest-amd64 \
-              bash -exc "${CMD}"
+              bash -exc "${{ inputs.command }}"
         else
           docker run -i --rm --platform linux/amd64 \
               -v ${PWD}:/work \
               -w /work \
               wolfi-act:latest-amd64 \
-              bash -ec "${CMD}"
+              bash -ec "${{ inputs.command }}"
         fi