Merge remote-tracking branch 'origin/master' into codex/cli-one-shot-demo

# Conflicts:
#	AGENTS.md
#	docs/architecture.md
#	docs/capability-seams.md
#	docs/cookbook/extension-cookbook.i18n.yaml
#	docs/event-producer-consumer.md
#	docs/module-graph.md
#	knip.json
#	packages/README.md
#	packages/support/loader-smoke/README.md
#	packages/support/loader-smoke/src/index.ts
#	vitest.snapshot.config.ts

examples/headless-agent/advanced.cordis.yml

@@ -7,8 +7,11 @@
       - id: cli-agent
         name: '@deepseek-ai/dsh-cli-demo'
         config:
+          provider: deepseek
           model: deepseek-v4-flash
           persistenceRoot: './.sessions'
+          workspaceContext:
+            maxBytes: 65536
           tools:
             mode: both
           persona: |

examples/headless-agent/cordis.yml

@@ -23,8 +23,11 @@
 - id: cli-agent
   name: '@deepseek-ai/dsh-cli-demo'
   config:
+    provider: deepseek
     model: deepseek-v4-flash
     persistenceRoot: './.sessions'
+    workspaceContext:
+      maxBytes: 65536
     persona: |
       You are headless-agent, a coding assistant powered by the {{model}} model.
 

examples/headless-agent/tests/fixtures/cli.cordis.yml

@@ -12,6 +12,8 @@
       - id: cli-agent
         name: '@deepseek-ai/dsh-cli-demo'
         config:
+          provider: cli-mock
           model: cli-mock
           persistenceRoot: './.sessions'
+          workspaceContext: false
           persona: 'Keyless headless-agent smoke.'