v0.3.2

LiveView

• Add punctuation and shifted character key mappings

PTY

• Fix UI hangs when typing fast by draining the PTY buffer fully on each poll wakeup
• Handle POLLHUP/POLLERR without POLLIN to ensure exit notification is always sent

Internal

• Cache nif_render_state availability at compile time instead of try/rescue per call
• Deduplicate PTY reader exit path
• Remove redundant client-side input validation