Merge remote-tracking branch 'origin/codex/goal-session' into codex/commands

# Conflicts:
#	packages/examples/stdio-demo/README.md
#	packages/ui/tui/README.md

scripts/gen-doc-graphs.ts

@@ -992,14 +992,14 @@ function renderSnapshotReplay(): string {
     '  participant Workspace',
     '  participant Replay as llm-replay adapter',
     '  participant ACP as acp-agent subprocess',
-    '  participant Golden as stdout golden',
+    '  participant Expected as stdout expected output',
     '  Recorder->>Fixture: session.jsonl + workspace inputs',
     '  Fixture->>Workspace: seed files and hook configs',
     '  Fixture->>Replay: recorded StreamChunk script',
     `  Replay->>ACP: deterministic ${mermaidCode('llm/stream')} chunks`,
     '  ACP->>Workspace: bash, fs, and hook side effects',
-    '  ACP->>Golden: normalized sessionUpdate stream',
-    '  Golden-->>ACP: diff must be empty',
+    '  ACP->>Expected: normalized sessionUpdate stream',
+    '  Expected-->>ACP: diff must be empty',
     '```',
     '',
     'The fs and hook snapshot matrix is valuable because it proves world state, hook decisions, and failed tool-card rendering, not just that replay returns text.',