Complete module API expansion: snapshot() on all remaining modules.

Adds snapshot(), clearAll aliases, and batch helpers across storage (hyperbee, hypercore, hyperdrive, autobase), indexes, pear-platform, trust, routing intent-router, and temporal-index.

Co-authored-by: Cursor <[email protected]>

indexes-search/hyper-spatial-index/index.js

@@ -271,6 +271,10 @@ class SpatialIndex extends EventEmitter {
     return [...this.localPoints.keys()]
   }
 
+  async snapshot () {
+    return { points: this.localPoints.size, ids: this.pointIds() }
+  }
+
   getStats () {
     return {
       ...this._stats,