added testing actions

.gitea/workflows/update.yaml

@@ -0,0 +1,26 @@
+name: Update Flake
+on:
+  workflow_dispatch:
+  schedule:
+    - cron: '0 23 * * *'
+jobs:
+  update_flake:
+    runs-on: nixos
+    steps:
+        - name: Prevent re-runs
+          run: |
+            if [ "$GITHUB_RUN_ATTEMPT" -gt 1 ]; then
+              echo "No re-runs for you. Go away."
+              exit 1
+            else
+              echo "not a re-run"
+            fi
+
+        - name: Checkout Code
+          uses: actions/checkout@v4
+          
+        - name: Update Flake
+          run: /run/current-system/sw/bin/nix --extra-experimental-features nix-command --extra-experimental-features flakes flake update --refresh --commit-lock-file --verbose
+          
+        - name: Push Changes
+          run: git push