chore: implement autonomous CI/CD and maintenance templates

Author: Shards-inc

.github/dependabot.yml

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

.github/workflow-templates/security.yml

@@ -0,0 +1,19 @@
+name: "Autonomous Security Scan"
+on:
+  push:
+    branches: [ main, master ]
+  schedule:
+    - cron: '0 0 * * 1'
+jobs:
+  analyze:
+    name: Analyze
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write
+    steps:
+    - uses: actions/checkout@v4
+    - uses: github/codeql-action/init@v3
+      with:
+        languages: ['javascript', 'typescript', 'python']
+    - uses: github/codeql-action/autobuild@v3
+    - uses: github/codeql-action/analyze@v3

.github/workflow-templates/stale.yml

@@ -0,0 +1,13 @@
+name: Autonomous Maintenance
+on:
+  schedule:
+    - cron: '30 1 * * *'
+jobs:
+  stale:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/stale@v9
+        with:
+          stale-issue-message: 'This issue is stale. It will be closed in 5 days if no activity occurs.'
+          days-before-stale: 30
+          days-before-close: 5