Deepen all 20 media-streaming modules with expanded APIs and tests.

Add batch ingest, tree depth/path, peer scoring helpers, scheduler peek, FEC and ABR controls, telemetry sessions, and richer production api.md for bandwidth-aggregator and media-tree-orchestrator.

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

media-streaming/hyper-p2p-peer-selector-streaming/test/test.js

@@ -9,5 +9,7 @@ test('pick top peers', async (t) => {
   m.registerPeer('a', { uploadBps: 1_000_000, rttMs: 30, stability: 0.9 })
   m.registerPeer('b', { uploadBps: 10_000_000, rttMs: 20, stability: 0.95 })
   t.is(m.pickTop(1)[0].peerId, 'b')
+  m.updatePeer('a', { uploadBps: 20_000_000 })
+  t.ok(m.peersAboveScore(0.5).length >= 1)
   await m.close()
 })