test: stabilize plugin docker bundle command smoke

scripts/e2e/plugins-docker.sh

@@ -682,6 +682,29 @@ if [ -n "${OPENAI_API_KEY:-}" ]; then
   seed_openai_provider_config "$OPENAI_API_KEY" "${OPENAI_BASE_URL:-}"
 fi
 
+workspace_dir="$HOME/.openclaw/workspace"
+mkdir -p "$workspace_dir/.openclaw"
+cat > "$workspace_dir/IDENTITY.md" <<'MD'
+# Identity
+
+- Name: Plugin E2E
+- Nature: Test assistant
+- Vibe: Concise
+- Emoji: claw
+MD
+cat > "$workspace_dir/USER.md" <<'MD'
+# User
+
+- Name: OpenClaw test harness
+- Timezone: UTC
+MD
+cat > "$workspace_dir/.openclaw/workspace-state.json" <<'JSON'
+{
+  "version": 1,
+  "setupCompletedAt": "2026-01-01T00:00:00.000Z"
+}
+JSON
+
 gateway_log="/tmp/openclaw-plugin-command-e2e.log"
 start_gateway "$gateway_log"
 wait_for_gateway_health