add dependabot

.github/dependabot.yaml

@@ -0,0 +1,10 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"
+  - package-ecosystem: "cargo"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/release.yaml

@@ -52,3 +52,15 @@ jobs:
         with:
           bin: hoyolab-claim-bot
           token: ${{ secrets.GITHUB_TOKEN }}
+
+  nix-cachix:
+    needs: check
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: nixbuild/nix-quick-install-action@v26
+      - uses: cachix/cachix-action@v14
+        with:
+          name: ataraxiadev-foss
+          authToken: '${{ secrets.CACHIX_AUTH_TOKEN }}'
+      - run: nix run github:Mic92/nix-fast-build -- --no-nom --skip-cached -f .#packages.x86_64-linux.hoyolab-claim-bot