Fix CI cache

Author: localvoid

.github/workflows/ci.yml

@@ -40,6 +40,7 @@ jobs:
       - uses: actions/cache@v5
         with:
           path: ${{ env.ACTION_CACHE_PATH }}
+          key: ${{ runner.os }}
       - run: bun install
       - run: bun run build
       - run: bun run test

.github/workflows/docs.yml

@@ -26,6 +26,7 @@ jobs:
       - uses: actions/cache@v5
         with:
           path: ${{ env.ACTION_CACHE_PATH }}
+          key: ${{ runner.os }}
       - uses: withastro/action@v6
         with:
           path: ./docs/

.github/workflows/release.yml

@@ -43,6 +43,7 @@ jobs:
       - uses: actions/cache@v5
         with:
           path: ${{ env.ACTION_CACHE_PATH }}
+          key: ${{ runner.os }}
       - run: bun install
       - run: bun run build
       - run: bun run test