[BUG] Memory leaking when using Proxyman for a long time

[NghiaTranUIT]

Description

We need to review how we handle the Memory

Expected Behavior

• add deinit log into Flow model, and verify it's released from the memory when we clear the session
• Verify RAM is reduced after we clear the session
• Ask Cursor to review Flow, Requests and Response to fix memory leaks or improve app allocates RAM

[kics223w1]

Complete in #506