From eda1d3bad60d1d9f0eeb5da253e62b975e3864e7 Mon Sep 17 00:00:00 2001
From: AR2000 <ar2000@ar2000.me>
Date: Mon, 9 Dec 2024 22:14:11 +0100
Subject: [PATCH] v2 test

---
 action.yml | 27 ++++++++++++++++++---------
 1 file changed, 18 insertions(+), 9 deletions(-)

diff --git a/action.yml b/action.yml
index 4473ce8..5cd7f77 100644
--- a/action.yml
+++ b/action.yml
@@ -19,17 +19,26 @@ inputs:
 outputs:
   value:
     description: "The environement variable's value"
-    value: ${{steps.worker.outputs.value}}
+    value: ${{steps.extract-value.outputs.value}}
 
 runs:
   using: composite
   steps:
-    - name: worker
-      id: worker
-      uses: addnab/docker-run-action@v3
+    - name: login
+      if: inputs.username != ''
+      uses: docker/login-action@v3
       with:
-        image: ${{inputs.image}}
-        registry: ${{inputs.registry}}
-        username: ${{inputs.username}}
-        password: ${{inputs.password}}
-        run: echo "::set-output name=value::${${{inputs.name}}}"
+        registry: ${{ inputs.registry}}
+        username: ${{ inputs.username }}
+        password: ${{ inputs.password }}
+    - name: Pull Docker image
+      shell: sh
+      run: docker pull ${{inputs.image}}
+    - name: Get variable value
+      id: extract-value
+      run: |
+        version=$(docker image inspect ${{inputs.image}} --format='{{range .Config.Env}}{{println .}}{{end}}' | grep ^${{inputs.name}}= | cut -d'=' -f2)
+        echo "${{inputs.name}}=$version"
+        echo "::set-output name=value::$version"
+      shell: bash
+