ci(security): dependabot + CodeQL + npm audit + Trivy-скан образа

- .github/dependabot.yml: еженедельные обновления npm/github-actions/docker
  со сгруппированными PR
- codeql.yml: SAST (javascript-typescript, security-and-quality) на push/PR
  в main/dev + еженедельный проход
- security-audit.yml: npm audit --audit-level=high (пока non-blocking)
- docker.yml: Trivy-скан запушенного образа с выгрузкой SARIF в Security tab
  (non-blocking), least-privilege permissions на workflow

.github/workflows/codeql.yml

@@ -0,0 +1,37 @@
+name: CodeQL
+
+on:
+  push:
+    branches: [main, dev]
+  pull_request:
+    branches: [main, dev]
+  schedule:
+    # Еженедельный полный проход, чтобы ловить новые правила даже без коммитов.
+    - cron: "27 3 * * 1"
+
+permissions:
+  contents: read
+
+jobs:
+  analyze:
+    name: Analyze (javascript-typescript)
+    runs-on: ubuntu-latest
+    permissions:
+      security-events: write
+      actions: read
+      contents: read
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Initialize CodeQL
+        uses: github/codeql-action/init@v3
+        with:
+          languages: javascript-typescript
+          queries: security-and-quality
+
+      - name: Perform CodeQL Analysis
+        uses: github/codeql-action/analyze@v3
+        with:
+          category: "/language:javascript-typescript"

.github/workflows/docker.yml

@@ -12,6 +12,9 @@ env:
   REGISTRY: ghcr.io
   IMAGE_NAME: ${{ github.repository }}
 
+permissions:
+  contents: read
+
 jobs:
   lint:
     uses: ./.github/workflows/lint.yml
@@ -22,6 +25,7 @@ jobs:
     permissions:
       contents: read
       packages: write
+      security-events: write
 
     steps:
       - name: Checkout code
@@ -53,6 +57,7 @@ jobs:
             type=raw,value=latest,enable={{is_default_branch}}
 
       - name: Build and push Docker image
+        id: build
         uses: docker/build-push-action@v5
         with:
           context: .
@@ -66,3 +71,23 @@ jobs:
             VITE_TELEGRAM_BOT_USERNAME=
             VITE_APP_NAME=Cabinet
             VITE_APP_LOGO=V
+
+      # Сканируем запушенный образ на CVE. Пока non-blocking (exit-code: 0):
+      # находки уезжают в Security → Code scanning, но сборку не роняют.
+      # Для ужесточения — поставить severity-фильтр в exit-code и убрать PR-гейт.
+      - name: Scan image with Trivy
+        if: github.event_name != 'pull_request'
+        uses: aquasecurity/trivy-action@0.24.0
+        with:
+          image-ref: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}@${{ steps.build.outputs.digest }}
+          format: sarif
+          output: trivy-results.sarif
+          severity: HIGH,CRITICAL
+          exit-code: "0"
+
+      - name: Upload Trivy results to Security tab
+        if: github.event_name != 'pull_request'
+        uses: github/codeql-action/upload-sarif@v3
+        with:
+          sarif_file: trivy-results.sarif
+          category: trivy

.github/workflows/security-audit.yml

@@ -0,0 +1,35 @@
+name: Security Audit
+
+on:
+  push:
+    branches: [main, dev]
+  pull_request:
+    branches: [main, dev]
+  schedule:
+    - cron: "27 4 * * 1"
+
+permissions:
+  contents: read
+
+jobs:
+  npm-audit:
+    name: npm audit
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+          cache: "npm"
+
+      - name: Install dependencies
+        run: npm ci
+
+      # Пока non-blocking: сообщаем о HIGH/CRITICAL, но не валим пайплайн.
+      # Когда долги по зависимостям разгребём — убрать continue-on-error.
+      - name: Run npm audit (high+)
+        continue-on-error: true
+        run: npm audit --audit-level=high