engine.io@6.6.10

Bug Fixes

• reject protocol mismatch for existing sessions (86db1fc)
• restore compatibility with Node.js 10 (ae7fb46)
• run the polling write callback when the client aborts a compressed response (#5540) (915a3ed)

Performance Improvements

• optimize polling request body buffering (dcbd961)
• stream compressed polling responses (91dd763)

Dependencies

• ws@~8.21.0 (no change)