Add conditional lfs support

action.yml

@@ -5,6 +5,10 @@ inputs:
     description: 'OAUTH token to access repositories'
     required: false
     default: ${{ github.token }}
+  lfs:
+    description: 'Whether to enable lfs'
+    required: false
+    default: true
 runs:
   using: "composite"
   steps:
@@ -15,10 +19,15 @@ runs:
         nix profile install nixpkgs#git-lfs nixpkgs#gnused
         mkdir -p ~/.config/nix && cp /etc/nix/nix.conf ~/.config/nix/
 
-    - name: Checkout Repository
+    - name: Enable lfs
+      if: inputs.lfs == true
       shell: "nix shell nixpkgs#git-lfs nixpkgs#gnused --command {0}"
       run: |
         git lfs install
+
+    - name: Checkout Repository
+      shell: "nix shell nixpkgs#git-lfs nixpkgs#gnused --command {0}"
+      run: |
         GIT_SERVER=`echo -n "$GITHUB_SERVER_URL" | sed "s%https://%%"`
         echo -e "machine $GIT_SERVER\nlogin oauth2\npassword ${{ inputs.token }}" > ~/.netrc
         # Disable clone protection to pull LFS as well