Forgejo Action: Run just check.

.forgejo/workflows/ci.yml

@@ -18,13 +18,15 @@ jobs:
       with:
         toolchain: stable
         components: "clippy, rustfmt"
-    - uses: https://github.com/cargo-bins/cargo-binstall@main
-    - run: cargo binstall just
+    - name: Install Clang
+      uses: https://github.com/egor-tensin/setup-clang@v1
+    - name: Rust Cache
+      uses: https://github.com/Swatinem/rust-cache@v2
     
     - name: Install Node.js
       uses: actions/setup-node@v4
       with:
-        node-version: '18'
+        node-version: '20'
         cache: 'npm'
         cache-dependency-path: 'frontend/package-lock.json'
     
@@ -33,5 +35,6 @@ jobs:
         cd frontend
         npm ci
     
+    - run: apt install just
     - name: Run just check
       run: just check