feat(security): security.yml + GitHub mirror + SSH origin

- security.yml: Hadolint + GitLeaks (для Next.js sag24 — также Semgrep + npm audit)

- origin URL: HTTPS+PAT → SSH (убран plain-text token из git config)

- all remote: dual-push в Gitea + GitHub

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

.gitea/workflows/security.yml

@@ -0,0 +1,35 @@
+name: security
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  security:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      # Hadolint — bad practices в Dockerfile
+      - name: Install Hadolint
+        run: |
+          curl -sSL https://github.com/hadolint/hadolint/releases/download/v2.12.0/hadolint-Linux-x86_64 -o /usr/local/bin/hadolint
+          chmod +x /usr/local/bin/hadolint
+
+      - name: Run Hadolint
+        run: hadolint --no-fail Dockerfile || true
+
+      # GitLeaks — поиск секретов в истории
+      - name: Install GitLeaks
+        run: |
+          curl -sSL https://github.com/gitleaks/gitleaks/releases/download/v8.21.2/gitleaks_8.21.2_linux_x64.tar.gz \
+            | tar -xz -C /usr/local/bin gitleaks
+          chmod +x /usr/local/bin/gitleaks
+
+      - name: Run GitLeaks
+        run: gitleaks detect --source . --no-banner --verbose --redact --exit-code 0 || true

.gitleaks.toml

@@ -0,0 +1,5 @@
+# GitLeaks config для redirect-контейнеров.
+# Минимальный — только default rules, без специальных allowlist.
+
+[extend]
+useDefault = true