Remove GitHub Actions workflows

.github/workflows/ci.yml

@@ -1,22 +0,0 @@
-name: CI
-
-on:
-  push:
-    branches: [main]
-  pull_request:
-    branches: [main]
-
-jobs:
-  ci:
-    runs-on: [self-hosted, Linux, X64, docker]
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: actions/setup-node@v4
-        with:
-          node-version: "20"
-          cache: npm
-
-      - run: npm ci --no-audit --no-fund
-      - run: npm run build
-      - run: npm test --if-present

.github/workflows/release.yml

@@ -1,47 +0,0 @@
-name: Release Build
-
-on:
-  push:
-    tags:
-      - "v*"
-
-permissions:
-  contents: write
-
-jobs:
-  build:
-    runs-on: [self-hosted, Linux, X64, docker]
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: actions/setup-node@v4
-        with:
-          node-version: "20"
-          cache: npm
-
-      - name: Install deps
-        run: npm ci --no-audit --no-fund
-
-      - name: Build Next.js
-        run: npm run build
-
-      - name: Package .next/
-        run: |
-          TAG="${GITHUB_REF_NAME}"
-          tar -czf "nexredirect-next-${TAG}.tar.gz" .next
-          ls -lh "nexredirect-next-${TAG}.tar.gz"
-
-      - name: Compute SHA256
-        run: |
-          TAG="${GITHUB_REF_NAME}"
-          sha256sum "nexredirect-next-${TAG}.tar.gz" > "nexredirect-checksums-${TAG}.txt"
-          cat "nexredirect-checksums-${TAG}.txt"
-
-      - name: Attach to release
-        uses: softprops/action-gh-release@v2
-        with:
-          files: |
-            nexredirect-next-*.tar.gz
-            nexredirect-checksums-*.txt
-          tag_name: ${{ github.ref_name }}
-          fail_on_unmatched_files: true

.github/workflows/security.yml

@@ -1,27 +0,0 @@
-name: Security Scan
-
-on:
-  push:
-    branches: [main]
-  pull_request:
-    branches: ["**"]
-
-permissions:
-  contents: read
-
-jobs:
-  audit:
-    name: npm Audit
-    runs-on: [self-hosted, Linux, X64, docker]
-    steps:
-      - uses: actions/checkout@v4
-
-      - uses: actions/setup-node@v4
-        with:
-          node-version: "20"
-          cache: npm
-
-      - run: npm ci --no-audit --no-fund
-
-      - run: npm audit --audit-level=high
-        continue-on-error: true