Merge remote-tracking branch 'origin/master' into docs/post-v3-release-proofreading

# Conflicts:
#	.agents/notes/implemented/feature/2026-07-23-session-telemetry-otel-revival.i18n.yaml
#	.agents/notes/implemented/feature/2026-07-23-session-telemetry-otel-revival.zh.md
#	.agents/notes/implemented/feature/2026-07-31-web-telemetry-default-mount.i18n.yaml
#	.agents/notes/implemented/feature/2026-07-31-web-telemetry-default-mount.zh.md
#	README.i18n.yaml
#	README.zh.md
#	apps/cli/reference/README.i18n.yaml
#	apps/cli/reference/README.zh.md
#	scripts/snapshots/translation-prompt-v4/request-response.expected.json

docs/config-catalog.i18n.yaml

@@ -2,5 +2,5 @@
 # side as of the last confirmed-consistent state. Both languages carry equal authority;
 # after editing either side, bring the other along and re-record with:
 #   pnpm run verify-translation-pairing --write docs/config-catalog.md
-config-catalog.md: a87991a499a7b773b8278266395c48fefa33cfc6
-config-catalog.zh.md: 9e1cd74fa995b13a0b5f25d996836ca90b82b960
+config-catalog.md: 369490ec41480b8c46355f0edc3eb97f2f0c76cb
+config-catalog.zh.md: 443b560d147a8f48d71abf05ede75a07d5cba5c4

docs/config-catalog.md

@@ -1605,7 +1605,7 @@ Requires: `sessions`
  * and shutdown deadline at plugin load; `DISABLED` reads neither.
  */
 export interface Config {
-  /** Sharing policy; defaults to immediate `FULL` delivery. */
+  /** Sharing policy; defaults to local-only `DISABLED` behavior. */
   mode?: TelemetryMode
   /**
    * Passed verbatim to the SDK's OTLP/HTTP log exporter — the complete

docs/config-catalog.zh.md

@@ -1607,7 +1607,7 @@ export interface Config {
  * and shutdown deadline at plugin load; `DISABLED` reads neither.
  */
 export interface Config {
-  /** Sharing policy; defaults to immediate `FULL` delivery. */
+  /** Sharing policy; defaults to local-only `DISABLED` behavior. */
   mode?: TelemetryMode
   /**
    * Passed verbatim to the SDK's OTLP/HTTP log exporter — the complete