a2a-source-edit: write agent.py

agent.py

@@ -32,6 +32,8 @@ from a2a_pack import (
     Pricing,
     Resources,
     RunContext,
+    WorkspaceAccess,
+    WorkspaceMode,
 )
 
 
@@ -124,6 +126,11 @@ class ProductionProofV116HighUtili72551(
         notes="Account required. First 3 platform skill calls are funded; after that BYOK is required by the platform.",
     )
     resources = Resources(cpu="500m", memory="512Mi", max_runtime_seconds=120)
+    workspace_access = WorkspaceAccess.dynamic(
+        max_files=16,
+        allowed_modes=(WorkspaceMode.READ_WRITE_OVERLAY,),
+        require_reason=False,
+    )
     platform_resources = AgentPlatformResources(
         databases=(
             AgentDatabase(