Revert cache removal.

.github/workflows/build_publish.yaml

@@ -63,6 +63,24 @@ jobs:
           default: true
           override: true
 
+      - name: Cache Cargo registry
+        uses: actions/cache@v1
+        with:
+          path: ~/.cargo/registry
+          key: cargo-registry-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Cache Cargo bin
+        uses: actions/cache@v1
+        with:
+          path: ~/.cargo/bin
+          key: cargo-bin-${{ hashFiles('**/Cargo.lock') }}
+
+      - name: Cache Cargo build
+        uses: actions/cache@v1
+        with:
+          path: target
+          key: cargo-build-target-${{ hashFiles('**/Cargo.lock') }}
+
       - name: Setup wasmer-jni artifacts dir
         shell: bash
         run: |