Merge remote-tracking branch 'origin/master' into worktree/web-multimodal-image-input

# Conflicts:
#	docs/architecture.i18n.yaml
#	docs/architecture.md
#	docs/architecture.zh.md
#	docs/cordis-catalog/events.md
#	docs/cordis-catalog/services.md
#	docs/core-data-structures/core.i18n.yaml
#	docs/core-data-structures/llm-streaming.i18n.yaml
#	docs/event-producer-consumer.md
#	docs/module-graph.md
#	examples/acp-agent/tests/snapshots/cordis-inspect-jsdoc/session.jsonl
#	packages/client/connection/README.i18n.yaml
#	packages/client/connection/README.md
#	packages/client/connection/README.zh.md
#	packages/client/connection/src/client/fixture.ts
#	packages/client/runtime/README.i18n.yaml
#	packages/client/runtime/README.md
#	packages/client/runtime/README.zh.md
#	packages/client/ui-conversation/README.i18n.yaml
#	packages/client/ui-conversation/src/client/chat/AssistantMarkdown.tsx
#	packages/client/ui-conversation/src/client/chat/ChatView.tsx
#	packages/host/apiproxy/README.i18n.yaml
#	packages/host/apiproxy/src/api-proxy.ts
#	packages/llm/llm-deepseek/tests/adapter.spec.ts
#	packages/llm/llm-pi-ai/README.i18n.yaml
#	packages/llm/llm-pi-ai/src/index.ts
#	packages/llm/llm/README.i18n.yaml
#	packages/llm/llm/README.md
#	packages/llm/llm/README.zh.md
#	packages/llm/llm/src/index.ts
#	packages/llm/llm/src/types.ts

apps/cli/src/app-cli-entry.ts

@@ -24,6 +24,9 @@ import type {} from '@deepseek-ai/dsh-host-webserver'
 const PROFILE_DIR = '.dsh-tmp-profile'
 const PROFILE_FILE = 'config.json'
 
+/** The session-telemetry row id the DSH_TELEMETRY_DISABLED switch targets (mounted in web.cordis.yml). */
+const TELEMETRY_ROW_ID = 'telemetry-otel'
+
 /** The webserver schema's all-interfaces bind literal: gates LAN-authority derivation here and the printed LAN URL in web.ts. */
 const ALL_INTERFACES_HOST = '0.0.0.0'
 
@@ -59,6 +62,38 @@ export function resolveLanTrust(
   return { lanAddresses, trustedHosts: [...lanAddresses, ...extra] }
 }
 
+/**
+ * Resolve the telemetry opt-out switch into its boot patch. ANY non-empty
+ * value (including `'0'`/`'false'`) disables: a privacy switch prefers
+ * off-by-mistake over on-by-mistake. Throws when the switch is set but the
+ * row is absent — a silently no-op "disabled" privacy switch would keep
+ * exporting while the user believes it is off.
+ * @param disabledEnv - the raw `DSH_TELEMETRY_DISABLED` value (`undefined` when unset).
+ * @param hasRow - whether the composition carries the {@link TELEMETRY_ROW_ID} row.
+ * @returns the disable patch, or `undefined` when telemetry stays enabled.
+ */
+export function resolveTelemetryPatch(disabledEnv: string | undefined, hasRow: boolean): PatchOptions | undefined {
+  if ((disabledEnv ?? '') === '') return undefined
+  if (!hasRow) {
+    throw new Error(`dsh: DSH_TELEMETRY_DISABLED is set but row "${TELEMETRY_ROW_ID}" is not in this composition`)
+  }
+  return { id: TELEMETRY_ROW_ID, disabled: true }
+}
+
+/**
+ * Whether a config file carries the telemetry row, parsed under the same
+ * `!!js`-tolerant dialect the boot uses — the `hasRow` input for launchers
+ * that compose their patch lists outside {@link AppCLIEntry} (the TUI).
+ * @param file - absolute path of the config or overlay file.
+ * @returns true when a top-level (or inserted) row has the telemetry id.
+ */
+export function configHasTelemetryRow(file: string): boolean {
+  const doc = yaml.load(readFileSync(file, 'utf8'), { schema: includeYamlSchema })
+  if (!Array.isArray(doc)) throw new Error(`dsh: ${file} is not a top-level entry list`)
+  return (doc as { id?: string; insert?: { id?: string }[] }[]).some(row =>
+    row.id === TELEMETRY_ROW_ID || (row.insert ?? []).some(inserted => inserted.id === TELEMETRY_ROW_ID))
+}
+
 /** One profile-json key mapped onto a yml row's config field. */
 interface ProfileMapping {
   jsonPath: string
@@ -203,6 +238,12 @@ export class AppCLIEntry {
       if (yml === undefined) throw new Error(`dsh: patch target row "${id}" not found in ${this.options.configPath}`)
       return { id, config: { ...(yml.config ?? {}) as Record<string, unknown>, ...bag } }
     })
+
+    // Telemetry opt-out: a row can only be turned off at the patch layer
+    // (config cannot disable an entry), and the switch must hold BEFORE the
+    // plugin constructs — its exporter.url validation is load-time fail-loud.
+    const telemetryPatch = resolveTelemetryPatch(process.env.DSH_TELEMETRY_DISABLED, rows.has(TELEMETRY_ROW_ID))
+    if (telemetryPatch !== undefined) this.patches.push(telemetryPatch)
   }
 
   /** Shared Loader boot; the dev HMR row mounts before await so the fail-loud sweep covers it. */