fix: run all tests in CI and remap LCOV paths for Sonar

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/remap-lcov.cjs

@@ -0,0 +1,10 @@
+const fs = require("node:fs");
+const path = require("node:path");
+
+const file = path.join("coverage", "lcov.info");
+const remapped = fs.readFileSync(file, "utf8").replace(/^SF:(.+)$/gm, (_, p) => {
+  const norm = String(p).replaceAll("\\", "/");
+  const match = /(?:^|\/)dist\/(.+)\.js$/.exec(norm);
+  return match ? `SF:src/${match[1]}.ts` : `SF:${norm}`;
+});
+fs.writeFileSync(file, remapped);