chore(deps): pin dependencies (#722)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/check-lockfile.yml

@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: 📥 Checkout repository
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           ref: ${{ github.event.pull_request.head.sha || github.sha }}
           show-progress: false
@@ -27,13 +27,13 @@ jobs:
           fetch-depth: 0
 
       - name: 🍞 Setup Bun
-        uses: oven-sh/setup-bun@v2.0.2
+        uses: oven-sh/setup-bun@735343b667d3e6f658f44d0eca948eb6282f2b76 # v2.0.2
         # @todo: update to 1.x once this is fixed: https://github.com/streamyfin/streamyfin/pull/690#discussion_r2089749689
         with:
           bun-version: '1.2.13'
 
       - name: 💾 Cache Bun dependencies
-        uses: actions/cache@v4.2.3
+        uses: actions/cache@5a3ec84eff668545956fd18022155c47e93e2684 # v4.2.3
         with:
           path: |
             ~/.bun/install/cache