OpenAPI specs v238.8.0

OpenAPI specs from chat release v238.8.0.

• [INF-1780] Correct the CDN cutover runbook and document the shadow table (PR: #16961, Author: @razkevich)
• [CHA-5112] Pin the us-east5 Vector CPU request so every node can schedule (PR: #16965, Author: @mogita)
• [MOD2-1360] Pin us-east4/kalshi api, worker, and vep to v238.7.0 (PR: #16964, Author: @kmitrovv)
• [CHA-4842] Fix the GCP SU-denorm apply Job and pin the ClickHouse table choice (PR: #15957, Author: @kanat)
• [INF-2051] Fix rocky deploy notification timing and show live progress (PR: #16963, Author: @mogita)
• [VID-1471] end call handler will dispatch missed.call before call.end (PR: #16899, Author: @guldev25)
• [CHA-5136] Bump europe-west4:c5 chat images to v238.6.2 (PR: #16968, Author: @kanat)
• [CHA-4845] Alert rules for the two unwatched shadow-config counters (PR: #16866, Author: @xicoalmeida)
• [INF-1767] init asia-south1 c1 (PR: #16192, Author: @vagruchi)
• [INF-2056] rocky edge health: report HPA, node capacity, and blocked scale-ups (PR: #16971, Author: @tbarbugli)
• [INF-2057] Raise the NAP resource ceiling out of reach (PR: #16972, Author: @tbarbugli)
• [MOD2-921] Update keyframe video moderation configuration (PR: #16873, Author: @jlustin)
• [CHA-5193] Fail a PR that removes a file from the cache package (PR: #16867, Author: @xicoalmeida)
• [CHA-5021] Keep usage gauges and dedupe usage rows across shard moves (PR: #16552, Author: @hifaizsk)
• [CHA-5198] Correct the cache manual against the tree (PR: #16864, Author: @xicoalmeida)
• Release v238.8.0 (PR: #16977, Author: @stream-ci-bot)