Expand economy, autobase, network, observability, and scheduling modules.

Add auction withdraw/cancel, marketplace search helpers, update gossip history, autobase fork/lease/indexer/view APIs, link-probe and circuit-loom utilities, trace trees, pheromone ranking, and scheduling/measurement helpers with tests.

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

applications-economy/hyper-p2p-credit-ledger/index.js

@@ -64,6 +64,18 @@ class HyperP2PCreditLedger extends EventEmitter {
     return sum
   }
 
+  topBalances (limit = 5) {
+    return [...this._accounts.values()]
+      .sort((a, b) => b.balance - a.balance)
+      .slice(0, Math.max(0, limit | 0))
+      .map((a) => ({ id: a.id, balance: a.balance }))
+  }
+
+  accountSnapshot (accountId) {
+    const a = this._accounts.get(accountId)
+    return a ? { id: a.id, balance: a.balance, updatedAt: a.updatedAt } : null
+  }
+
   _apply (accountId, delta, kind, reason) {
     assertNonEmpty(accountId, 'accountId')
     const acct = this._accounts.get(accountId)

applications-economy/hyper-p2p-credit-ledger/test/test.js

@@ -48,3 +48,12 @@ test('totalSupply and listAccounts', async (t) => {
   t.alike(m.listAccounts().sort(), ['a', 'b'])
   await m.close()
 })
+
+test('topBalances accountSnapshot', async (t) => {
+  const m = new HyperP2PCreditLedger()
+  m.openAccount('a', 5)
+  m.openAccount('b', 50)
+  t.is(m.topBalances(1)[0].id, 'b')
+  t.is(m.accountSnapshot('a').balance, 5)
+  await m.close()
+})