Add toJSON() serialization helpers across all module categories on main.

Fourth pass: toJSON() delegates to snapshot() (or exportSnapshot/stateSnapshot) for JSON export and logging across agents, applications, consensus, core, encoding, experimental, indexes, media, messaging, network, observability, pear-platform, routing, scheduling, storage, supercomputer, trust, measurement, oracles, and time-ordering modules.

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

pear-platform/hyper-pear-preflight-sync/index.js

@@ -147,6 +147,10 @@ class HyperPearPreflightSync extends EventEmitter {
     return { jobs: this._jobs.size, pending: this.listPending().length }
   }
 
+  toJSON () {
+    return this.snapshot()
+  }
+
   startBatch (entries) {
     if (!Array.isArray(entries)) throw new Error('entries array required')
     return entries.map((e) => this.start(e.target, e.meta || {}))