Add codeflash.yml github action

.github/workflows/codeflash.yml

@@ -0,0 +1,33 @@
+name: CodeFlash
+
+on:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  optimize:
+    name: Optimize new code in this PR
+    runs-on: ubuntu-latest
+    env:
+      CODEFLASH_API_KEY: ${{ secrets.CODEFLASH_API_KEY }}
+      CODEFLASH_AI_KEY: ${{ secrets.CODEFLASH_AI_KEY }}
+      PR_NUMBER: ${{ github.event.number }}
+    steps:
+      - uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+          token: ${{ secrets.GITHUB_TOKEN }}
+      - name: Set up Python 3.11
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.11.6
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install poetry
+          poetry install
+      - name: Run CodeFlash to optimize code
+        id: optimize_code
+        run: |
+          poetry env use python 
+          poetry run codeflash --test-framework unittest --test-root code_to_optimize/tests/unittest