feat: brute-force telemetry (attempt_status, /attempts) and security hardening

.github/workflows/ci.yml

@@ -0,0 +1,43 @@
+name: CI
+
+on:
+  push:
+    branches: [main]
+  pull_request:
+  schedule:
+    # New RustSec advisories are published independently of our pushes:
+    # re-audit the pinned Cargo.lock daily so a fresh advisory against an
+    # unchanged dependency tree is still caught.
+    - cron: '17 6 * * *'
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
+      - uses: Swatinem/rust-cache@v2
+      - name: Run tests
+        run: cargo test -- --test-threads=1
+        env:
+          DATABASE_URL: test_db.sqlite3
+          TEST_DATABASE_URL: test_db.sqlite3
+          SERVER_ADDRESS: 127.0.0.1:3000
+          SECRET_MAX_LENGTH: 128
+          CANARY: 🐦
+          RATE_LIMIT_COOLDOWN: 1
+          RATE_LIMIT_MAX_FAILED_ATTEMPTS: 3
+          STORE_RATE_LIMIT_BURST: 10000
+          STORE_RATE_LIMIT_REFILL_PER_SECOND: 10000
+          LOOKUP_RATE_LIMIT_BURST: 10000
+          LOOKUP_RATE_LIMIT_REFILL_PER_SECOND: 10000
+          RATE_LIMIT_MAX_IDENTIFIERS: 100000
+          DATABASE_MAX_CONCURRENCY: 16
+
+  audit:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: rustsec/audit-check@v2
+        with:
+          token: ${{ secrets.GITHUB_TOKEN }}