chore: really build binary

.forgejo/workflows/release.yaml

@@ -3,9 +3,10 @@ jobs:
   release:
     runs-on: docker
     steps:
-      - run: mkdir -p mypath
-      - run: echo "hello" > mypath/world.txt
+      - uses: actions/checkout@v4
+      - uses: https://git.aquila-consortium.org/guilhem_lavaux/setup-rust-toolchain-forge@v1.12.0-forge
+      - run: cargo build --release
       - uses: actions/upload-artifact@v3
         with:
-          name: my-artifact
-          path: mypath/world.txt
+          name: binary 
+          path: target/release/forgejo_automate