ci(build): add Windows build, store release binaries

.github/workflows/action.yml

@@ -57,3 +57,27 @@ jobs:
         env:
           SONAR_TOKEN: ${{ secrets.SONAR_TOKEN }}
           SONAR_HOST_URL: ${{ secrets.SONAR_HOST_URL }}
+
+      - name: Build Linux release binary
+        run: nix build --no-pure-eval --accept-flake-config
+
+      - name: Package Linux binary
+        run: zip jj-cz-linux-x86_64.zip result/bin/jj-cz LICENSE.GPL.md LICENSE.MIT.md
+
+      - name: Upload Linux artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: jj-cz-linux-x86_64
+          path: jj-cz-linux-x86_64.zip
+
+      - name: Build Windows release binary
+        run: nix build .#windows --no-pure-eval --accept-flake-config
+
+      - name: Package Windows binary
+        run: zip jj-cz-windows-x86_64.zip result/bin/jj-cz.exe LICENSE.GPL.md LICENSE.MIT.md
+
+      - name: Upload Windows artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: jj-cz-windows-x86_64
+          path: jj-cz-windows-x86_64.zip