upload linux test builds

Author: lovasoa

.github/workflows/ci.yml

@@ -31,6 +31,11 @@ jobs:
       - run: cargo clippy
       - run: cargo test --all-features
       - run: cargo test
+      - name: Upload Linux binary
+        uses: actions/upload-artifact@v4
+        with:
+          name: sqlpage-linux-debug
+          path: "target/debug/sqlpage"
 
   test:
     needs: compile_and_lint