Fix main & improve cursor sync (#101)

scripts/check.sh

@@ -0,0 +1,27 @@
+#!/usr/bin/env bash
+
+set -e
+
+echo "Running checks in sync-server"
+cd sync-server
+cargo clippy --all-targets --all-features
+cargo fmt --all -- --check
+cargo machete
+cargo test --verbose
+
+echo "Running checks in frontend"
+cd ../frontend
+npm ci
+npm run build
+npm run lint
+npm run test
+
+if [[ $(git status --porcelain) ]]; then
+    git status --porcelain
+    echo "Failing CI because the working directory is not clean after linting"
+    exit 1
+fi
+
+echo "Success"
+
+cd ..