update .github settings

.github/dependabot.yml

@@ -3,8 +3,12 @@ updates:
 - package-ecosystem: github-actions
   directory: /
   schedule:
-    interval: weekly
+    interval: monthly
+  cooldown:
+    default-days: 7
 - package-ecosystem: gomod
   directory: /
   schedule:
-    interval: weekly
+    interval: monthly
+  cooldown:
+    default-days: 7

.github/workflows/codeql.yml

@@ -0,0 +1,35 @@
+name: CodeQL
+on:
+  push:
+    branches:
+    - main
+  pull_request:
+    branches:
+    - main
+  schedule:
+  - cron: '17 2 * * 6'
+jobs:
+  analyze:
+    permissions:
+      security-events: write
+    strategy:
+      matrix:
+        language:
+        - go
+        - actions
+        include:
+        - build-mode: none
+        - build-mode: manual
+          language: go
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+    - uses: lufia/workflows/.github/actions/setup-codeql@bfc84184198b340bf1c34b2c695c2810a8e0897e # v0.11.1
+      with:
+        language: ${{ matrix.language }}
+        build-mode: ${{ matrix.build-mode }}
+    - run: go build ./...
+      if: matrix.language == 'go'
+    - uses: lufia/workflows/.github/actions/codeql@bfc84184198b340bf1c34b2c695c2810a8e0897e # v0.11.1
+      with:
+        language: ${{ matrix.language }}

.github/workflows/vuln.yml

@@ -0,0 +1,9 @@
+name: Vulncheck
+
+on:
+  schedule:
+  - cron: '0 10 */14 * *'
+jobs:
+  vuln:
+    permissions:
+    uses: lufia/workflows/.github/workflows/go-vulncheck.yml@bfc84184198b340bf1c34b2c695c2810a8e0897e # v0.11.1