test(fs-search): minimize glob snapshot composition

Boot the glob sampling scenario from a standalone ACP composition that exposes only bash, glob, and grep. Regenerate the smaller header fixtures and trim implementation narration already owned by the Agent Note.

examples/acp-agent/tests/fs-search.cordis.yml

@@ -0,0 +1,32 @@
+# Minimal live counterpart for the glob-sampling snapshot composition.
+- id: llm-deepseek
+  name: '@deepseek-ai/dsh-llm-deepseek'
+  config:
+    apiKey: !!js process.env.DEEPSEEK_API_KEY
+    baseURL: !!js process.env.DEEPSEEK_BASE_URL
+    models:
+      - id: deepseek-v4-pro
+
+- id: subprocess
+  name: '@deepseek-ai/dsh-subprocess-local'
+
+- id: bash
+  name: '@deepseek-ai/dsh-bash-local'
+
+- id: acp-agent
+  name: '@deepseek-ai/dsh-acp-demo'
+  config:
+    provider: deepseek
+    model: deepseek-v4-pro
+    persistenceRoot: !!js process.env.DSH_SNAPSHOT_SESSIONS_ROOT ?? './.sessions'
+    workspaceContext: false
+    skills:
+      enabled: false
+    toolTasks: false
+    goals: false
+    persona: You are a concise snapshot agent working in {{cwd}}.
+
+- id: tool-fs-search
+  name: '@deepseek-ai/dsh-tool-fs-search'
+  config:
+    globMaxResults: 4