try docker hello first

Signed-off-by: Dhruva Gole <goledhruva@gmail.com>

Author: DhruvaG2000

.github/workflows/docker-hello.yml

@@ -0,0 +1,16 @@
+# action.yml
+name: 'Hello World'
+description: 'Greet someone and record the time'
+inputs:
+  who-to-greet:  # id of input
+    description: 'Who to greet'
+    required: true
+    default: 'World'
+outputs:
+  time: # id of output
+    description: 'The time we greeted you'
+runs:
+  using: 'docker'
+  image: 'Dockerfile'
+  args:
+    - ${{ inputs.who-to-greet }}

entrypoint.sh

@@ -0,0 +1,5 @@
+#!/bin/sh -l
+
+echo "Hello $1"
+time=$(date)
+echo "time=$time" >> $GITHUB_OUTPUT