feat: scaffold streaming e2e fixtures

apps/ui/scripts/playwright-stack.sh

@@ -9,6 +9,8 @@ POSTGRES_PORT="${CRANK_E2E_POSTGRES_PORT:-55433}"
 ADMIN_PORT="${CRANK_E2E_ADMIN_PORT:-3301}"
 MCP_PORT="${CRANK_E2E_MCP_PORT:-3302}"
 UI_PORT="${CRANK_E2E_UI_PORT:-3300}"
+STREAM_FIXTURE_PORT="${CRANK_E2E_STREAM_FIXTURE_PORT:-3310}"
+GRPC_FIXTURE_BIND="${CRANK_E2E_GRPC_FIXTURE_BIND:-127.0.0.1:3311}"
 POSTGRES_DB="${CRANK_E2E_POSTGRES_DB:-crank}"
 POSTGRES_USER="${CRANK_E2E_POSTGRES_USER:-crank}"
 POSTGRES_PASSWORD="${CRANK_E2E_POSTGRES_PASSWORD:-crank}"
@@ -38,16 +40,45 @@ cleanup() {
     kill "$(cat "$TMP_DIR/ui-server.pid")" >/dev/null 2>&1 || true
     rm -f "$TMP_DIR/ui-server.pid"
   fi
+  if [[ -f "$TMP_DIR/stream-fixture.pid" ]]; then
+    kill "$(cat "$TMP_DIR/stream-fixture.pid")" >/dev/null 2>&1 || true
+    rm -f "$TMP_DIR/stream-fixture.pid"
+  fi
+  if [[ -f "$TMP_DIR/grpc-fixture.pid" ]]; then
+    kill "$(cat "$TMP_DIR/grpc-fixture.pid")" >/dev/null 2>&1 || true
+    rm -f "$TMP_DIR/grpc-fixture.pid"
+  fi
   docker rm -f "$POSTGRES_CONTAINER" >/dev/null 2>&1 || true
   kill_port_processes "$UI_PORT"
   kill_port_processes "$ADMIN_PORT"
   kill_port_processes "$MCP_PORT"
+  kill_port_processes "$STREAM_FIXTURE_PORT"
+  kill_port_processes "${GRPC_FIXTURE_BIND##*:}"
 }
 
 trap cleanup EXIT INT TERM
 
 cleanup
 
+wait_for_port() {
+  local host="$1"
+  local port="$2"
+  until python - "$host" "$port" <<'PY'
+import socket, sys
+sock = socket.socket()
+sock.settimeout(0.5)
+try:
+    sock.connect((sys.argv[1], int(sys.argv[2])))
+except OSError:
+    sys.exit(1)
+finally:
+    sock.close()
+PY
+  do
+    sleep 1
+  done
+}
+
 docker run -d --rm \
   --name "$POSTGRES_CONTAINER" \
   -e POSTGRES_DB="$POSTGRES_DB" \
@@ -76,6 +107,8 @@ export CRANK_BOOTSTRAP_ADMIN_DISPLAY_NAME="Crank E2E"
 export CRANK_DEMO_SEED="true"
 export CRANK_PUBLIC_BASE_URL="http://127.0.0.1:$UI_PORT"
 export CRANK_MCP_PUBLIC_URL="http://127.0.0.1:$MCP_PORT"
+export CRANK_E2E_STREAM_FIXTURE_PORT="$STREAM_FIXTURE_PORT"
+export CRANK_E2E_GRPC_FIXTURE_BIND="$GRPC_FIXTURE_BIND"
 
 mkdir -p "$CRANK_STORAGE_ROOT"
 
@@ -99,6 +132,24 @@ until curl -fsS "http://127.0.0.1:$MCP_PORT/health" >/dev/null 2>&1; do
   sleep 1
 done
 
+(
+  cd "$ROOT_DIR/apps/ui"
+  node scripts/stream-fixture-server.js >"$LOG_DIR/stream-fixture.log" 2>&1
+) &
+echo $! > "$TMP_DIR/stream-fixture.pid"
+
+until curl -fsS "http://127.0.0.1:$STREAM_FIXTURE_PORT/health" >/dev/null 2>&1; do
+  sleep 1
+done
+
+(
+  cd "$ROOT_DIR"
+  cargo run -p crank-adapter-grpc --features test-support --example stream_fixture >"$LOG_DIR/grpc-fixture.log" 2>&1
+) &
+echo $! > "$TMP_DIR/grpc-fixture.pid"
+
+wait_for_port "${GRPC_FIXTURE_BIND%%:*}" "${GRPC_FIXTURE_BIND##*:}"
+
 (
   cd "$ROOT_DIR/apps/ui"
   node scripts/playwright-ui-server.js >"$LOG_DIR/ui-server.log" 2>&1