feat: recalculate conflicts on sync

packages/core/api/conflicts.js

@@ -0,0 +1,18 @@
+import Database from "./index";
+
+class Conflicts {
+  /**
+   *
+   * @param {Database} db
+   */
+  constructor(db) {
+    this._db = db;
+  }
+
+  recalculate = async () => {
+    if (this._db.notes.conflicted.length < 0) {
+      await this._db.context.write("hasConflicts", false);
+    }
+  };
+}
+export default Conflicts;