add skip_capture for offline verification in smoke test

Author: intelliDean

.github/workflows/performance.yml

@@ -14,9 +14,15 @@ jobs:
       - name: Checkout Code
         uses: actions/checkout@v4
 
+      - name: Prepare Dummy Profiles
+        run: |
+          mkdir -p artifacts/capture
+          cp artifacts/capture/baseline.json artifacts/capture/current_profile.json
+
       - name: Run Stylus Performance Check
         uses: ./
         with:
           tx_hash: "0xaaf333656d069068844d17f175fa5b73534c0b71599100bee2153791c3e81edc"
           rpc_url: "https://sepolia-rollup.arbitrum.io/rpc"
           threshold: "1"
+          skip_capture: "true"

action.yml

@@ -22,6 +22,10 @@ inputs:
     description: 'Use Stylus Ink units instead of Gas'
     required: false
     default: 'false'
+  skip_capture:
+    description: 'Skip the capture step (useful for testing with pre-existing profiles)'
+    required: false
+    default: 'false'
 
 runs:
   using: "composite"
@@ -43,6 +47,16 @@ runs:
     - name: Capture Current Profile
       shell: bash
       run: |
+        if [ "${{ inputs.skip_capture }}" = "true" ]; then
+          echo "Skipping capture as requested. Ensuring profile exists..."
+          mkdir -p artifacts/capture
+          if [ ! -f "artifacts/capture/current_profile.json" ]; then
+            echo "Error: current_profile.json not found but skip_capture is true"
+            exit 1
+          fi
+          exit 0
+        fi
+
         INK_FLAG=""
         if [ "${{ inputs.ink }}" = "true" ]; then
           INK_FLAG="--ink"