ci: cache dependencies.

.gitea/workflows/built-bin.yaml

@@ -5,6 +5,17 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
+      - name: Restore Dependencies
+        id: restore-dependencies
+        uses: https://github.com/actions/cache@v3
+        with:
+          path: |
+            ~/.cargo/bin/
+            ~/.cargo/registry/index/
+            ~/.cargo/registry/cache/
+            ~/.cargo/git/db/
+            target/
+          key: ${{ runner.os }}-cargo
 
       - name: Check out repository code
         uses: actions/checkout@v3
@@ -30,7 +41,7 @@ jobs:
             ~/.cargo/registry/cache/
             ~/.cargo/git/db/
             target/
-          key: ${{ runner.os }}-cargo
+          key: ${{ steps.restore-dependencies.outputs.cache-primarily-key }}
 
       - name: Cache Executable Binary
         uses: https://github.com/actions/cache@v3