#8535: update ttnn sweep workflow to use build artifacts

.github/workflows/ttnn-run-sweeps.yaml

@@ -7,7 +7,41 @@ on:
   workflow_call:
 
 jobs:
+  build-artifact:
+    strategy:
+      matrix:
+        arch: ["grayskull"]
+    env:
+      TT_METAL_ENV: ${{ vars.TT_METAL_ENV }}
+      ARCH_NAME: ${{ matrix.arch }}
+      SILENT: 0
+      VERBOSE: 1
+    environment: dev
+    runs-on: build
+    steps:
+      - uses: tenstorrent-metal/metal-workflows/.github/actions/[email protected]
+      - name: Set up dynamic env vars for build
+        run: |
+          echo "TT_METAL_HOME=$(pwd)" >> $GITHUB_ENV
+      - name: Update submodules
+        run: |
+          git submodule update --init --recursive
+      - uses: ./.github/actions/install-python-deps
+      - name: Build tt-metal and libs
+        run: |
+          cmake -B build -G Ninja
+          cmake --build build --target tests -- -j`nproc`
+          cmake --build build --target install -- -j`nproc`
+      - name: 'Tar files'
+        run: tar -cvf ttm_${{ matrix.arch }}.tar build/hw build/lib tt_eager/tt_lib/*.so ttnn/ttnn/*.so build/programming_examples build/test build/tools
+      - name: 'Upload Artifact'
+        uses: actions/upload-artifact@v4
+        with:
+          name: TTMetal_build_${{ matrix.arch }}
+          path: ttm_${{ matrix.arch }}.tar
+
   ttnn-sweeps:
+    needs: build-artifact
     strategy:
       # Do not fail-fast because we need to ensure all tests go to completion
       # so we try not to get hanging machines
@@ -24,12 +58,19 @@ jobs:
       - name: Set up dynamic env vars for build
         run: |
           echo "TT_METAL_HOME=$(pwd)" >> $GITHUB_ENV
-      - name: Build tt-metal and libs
-        run: |
-          PYTHON_ENV_DIR=$(pwd)/build/python_env ./build_metal.sh
+      - uses: actions/download-artifact@v4
+        with:
+          name: TTMetal_build_${{ matrix.arch }}
+      - name: Extract files
+        run: tar -xvf ttm_${{ matrix.arch }}.tar
+      - uses: ./.github/actions/install-python-deps
       - name: Run ttnn sweeps
         timeout-minutes: 30
-        run: ./tests/scripts/run_tests.sh --tt-arch $ARCH_NAME --pipeline-type ttnn_sweeps
+        run: |
+          source ${{ github.workspace }}/python_env/bin/activate
+          cd $TT_METAL_HOME
+          export PYTHONPATH=$TT_METAL_HOME
+          ./tests/scripts/run_tests.sh --tt-arch $ARCH_NAME --pipeline-type ttnn_sweeps
       - name: Assert that csvs exist in expected ttnn results folder
         run: ls -hal tests/ttnn/sweep_tests/results/*.csv
       - name: Upload ttnn sweep reports csvs