chore: Manually install OpenTofu

.forgejo/workflows/tofu-plan-k8s-wheatley.yaml

@@ -10,6 +10,8 @@ on:
     #   - pve01.wheatley.in/k8s-wheatley/**
 
 env:
+  TOFU_VERSION: 1.10.7
+  TOFU_CHECKSUM: 765a7374aeafcad15fe8da5359de76ce11ba0fd3cb6c2dc85d3b390e6362cae5 
   TOFU_DIR: pve01.wheatley.in/k8s-wheatley
   AWS_S3_ENDPOINT: ${{ secrets.AWS_S3_ENDPOINT }}
   AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
@@ -20,11 +22,37 @@ env:
 jobs:
   tofu-plan-k8s-wheatley:
     runs-on: docker
-    container:
-      image: ghcr.io/opentofu/opentofu:1.10.7
     steps:
     - uses: actions/checkout@v4
 
+    - name: Download OpenTofu
+      id: download
+      run: |
+          set -eo pipefail
+          echo "Downloading OpenTofu..."
+          curl -L https://github.com/opentofu/opentofu/releases/download/v{{ env.TOFU_VERSION }}/tofu_{{ env.TOFU_VERSION }}_linux_amd64.tar.gz 
+          echo "Downloaded OpenTofu ✅"
+          echo "Verifying checksum..."
+          if echo "{{ env.TOFU_CHECKSUM }}  tofu_{{ env.TOFU_VERSION }}_linux_amd64.tar.gz" | sha256sum --check --status; then
+            echo "Checksum OK ✅"
+          else
+            echo "Checksum mismatch! ❌"
+            exit 1
+      working-directory: /tmp/tofu
+
+
+    - name: Install OpenTofu
+      run: |
+          echo "Untarring..."
+          tar -xzf tofu_{{ env.TOFU_VERSION }}_linux_amd64.tar.gz 
+          echo "Untarring ✅"
+          echo "Installing OpenTofu Binary..."
+          mv tofu /usr/local/bin/tofu
+          chmod +x /usr/local/bin/tofu
+          echo "Installed Open Tofu ✅ Installed version:"
+          tofu version
+      working-directory: /tmp/tofu
+
     - name: OpenTofu fmt
       id: fmt
       run: tofu fmt -check