chore: Enable caching for Rust and NPM to speed up CI

.github/workflows/build-mips.yml

@@ -13,7 +13,12 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - name: Setup Node.js
+      uses: actions/setup-node@v4
+      with:
+        node-version: '20'
+        cache: 'npm'
+        cache-dependency-path: frontend/package-lock.json
 
     - name: Install Rust
       uses: dtolnay/rust-toolchain@nightly
@@ -21,6 +26,9 @@ jobs:
         targets: wasm32-unknown-unknown
         components: rust-src
 
+    - name: Rust Cache
+      uses: Swatinem/rust-cache@v2
+
     - name: Install Trunk
       uses: jetli/trunk-action@v0.5.0
       with: