Merge remote-tracking branch 'origin/master' into codex/truncated-design

# Conflicts:
#	docs/capability-seams.md
#	docs/config-catalog.md
#	docs/cordis-catalog/services.md
#	docs/core-data-structures/core.md
#	docs/event-producer-consumer.md
#	docs/module-graph.md
#	docs/rfc/INDEX.md
#	docs/tool-catalog.md
#	examples/acp-agent/README.md
#	packages/README.md
#	packages/bash/bash/README.md
#	packages/core/tools/tests/gen-tool-catalog.spec.ts
#	packages/support/acp-snapshot/src/harness.ts
#	pnpm-lock.yaml
#	scripts/gen-doc-graphs.ts
#	scripts/gen-tool-catalog.ts
#	scripts/type-equiv.manifest.json

packages/ui/stdio-agent/tests/built-bin.e2e.ts

@@ -109,7 +109,7 @@ async function makeConsumer(
     '  name: \'@deepseek-ai/dsh-stdio-agent\'',
     '  config:',
     '    model: mock-echo',
-    '    systemPrompt: \'demo\'',
+    '    persona: \'demo\'',
     `    welcome: '${welcome}'`,
     ...extraEntries,
     ...disabledBrokenEntry
@@ -129,7 +129,7 @@ function runBuiltBin(cwd: string, configArg: string, line: string): Promise<{ st
     const child = spawn(process.execPath, ['--expose-internals', stdioBin, configArg], {
       cwd,
       // Mock model: never calls the network, so no key needed.
-      env: { ...process.env },
+      env: { ...process.env, DSH_HOME: join(cwd, '.dsh'), DSH_AGENTS_HOME: join(cwd, '.agents') },
       stdio: ['pipe', 'pipe', 'pipe'],
     })
     let stdout = ''