Upload artifacts

Author: nathanaelhuffman

.github/workflows/build.yml

@@ -35,6 +35,10 @@ jobs:
           run: echo "~/.cargo/bin" >> "$GITHUB_PATH"
         - name: Build grapefruit bitstream
           run: buck2 build //hdl/projects/grapefruit:grapefruit --show-output
+        - uses: actions/upload-artifact@v4
+          with:
+            name: build-results
+            path: "./buck-out/v2/gen/root/**/*"
 
   bsv-streams:
     needs: changes
@@ -60,4 +64,8 @@ jobs:
           run: ./cobble build -v "//.*#bitstream"
           working-directory: ./build
         - name: backup build-dir
-          run: cp -R ./build /tmp/cobble_build_bkup
+          run: cp -R ./build /tmp/cobble_build_bkup
+        - uses: actions/upload-artifact@v4
+          with:
+            name: build-results
+            path: "./build/latest/**/*"