perf: harden quotas and reduce compression overhead

.gitea/workflows/ci.yml

@@ -12,6 +12,21 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
 
+      - name: Verify migration line endings
+        run: |
+          python3 - <<'PY'
+          from pathlib import Path
+
+          invalid = []
+          for path in sorted(Path("migrations").glob("*.sql")):
+              data = path.read_bytes()
+              if b"\n" in data.replace(b"\r\n", b""):
+                  invalid.append(str(path))
+
+          if invalid:
+              raise SystemExit("migrations must use CRLF: " + ", ".join(invalid))
+          PY
+
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@stable
         with: