add updater ci

.forgejo/workflows/update.yml

@@ -0,0 +1,27 @@
+name: Updater
+
+on:
+  schedule:
+  - cron: '0 7 * * *'
+  workflow_dispatch: {}
+
+jobs:   
+  update_flake:
+    runs-on: ubuntu-node
+    steps:
+    - name: Set up git
+      run: |
+        git config --global user.email "actions[bot]"
+        git config --global user.name "actions[bot]"
+        git config --global http.sslVerify "false"
+    - name: Checkout repository
+      uses: actions/checkout@v4
+    - name: Install Nix
+      uses: https://github.com/DeterminateSystems/nix-installer-action@main
+    - name: Update flake.lock
+      uses: https://github.com/DeterminateSystems/update-flake-lock@main
+      with:
+        pr-title: "Update flake.lock" # Title of PR to be created
+        pr-labels: |                  # Labels to be set on the PR
+          dependencies
+          automated