first pass of merging in warp (doesn't build)

.github/actions/prepare_environment/action.yml

@@ -53,6 +53,22 @@ runs:
           echo "is-workspace-root=false" >> $GITHUB_OUTPUT
         fi
 
+    # Materialize Git LFS objects
+    - name: Fetch Git LFS objects
+      shell: bash
+      run: |
+        cd "${{ steps.repo-root.outputs.path }}"
+        git lfs install --local
+        git lfs pull
+
+    # Print a per-file listing of the LFS payloads in debug mode
+    - name: Verify LFS payloads
+      if: ${{ runner.debug == '1' }}
+      shell: bash
+      run: |
+        cd "${{ steps.repo-root.outputs.path }}"
+        git lfs ls-files --size
+
     - uses: Swatinem/rust-cache@e18b497796c12c097a38f9edb9d0641fb99eee32 # v2
       if: ${{ inputs.is_self_hosted != 'true' && !startsWith(runner.name, 'nsc-runner') }}
       with:
@@ -85,6 +101,11 @@ runs:
       with:
         ssh-private-key: ${{ inputs.ssh_key }}
 
+    - uses: maxim-lobanov/setup-xcode@ed7a3b1fda3918c0306d1b724322adc0b8cc0a90 # v1.7.0
+      if: ${{ inputs.target_os == 'macos' && inputs.is_self_hosted != 'true' }}
+      with:
+        xcode-version: '26'
+
     - name: Install dependencies
       shell: bash
       run: |
@@ -127,7 +148,7 @@ runs:
         fi
 
     - name: Install Node
-      uses: actions/setup-node@3235b876344d2a9aa001b8d1453c930bba69e610 # v3.9.1
+      uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
       with:
         node-version: 20.9.0
 
@@ -159,7 +180,3 @@ runs:
         echo "::error::protoc install step failed on ${{ inputs.target_os }}"
         exit 1
 
-    - uses: maxim-lobanov/setup-xcode@ed7a3b1fda3918c0306d1b724322adc0b8cc0a90 # v1.7.0
-      if: ${{ inputs.target_os == 'macos' && inputs.is_self_hosted != 'true' }}
-      with:
-        xcode-version: '26'