Initial implementation of fishing system. A couple bugs fixed, e.g. zombies that are killed by residents actually die.

AGENTS.md

@@ -75,10 +75,11 @@
 
 ### Snare System
 - Snares become active when player moves away
-- Check every minute for catching/escaping small game
-- Catch chance starts at 5%, increases by 5% per minute (max 75%)
-- Escape chance starts at 5%, increases by 5% per minute (max 95%)
+- Check every hour for catching/escaping small game
+- Catch chance starts at 5%, increases by 5% per hour (max 75%)
+- Escape chance: 0% for first hour after catch, then increases by 2% per hour (max 95%)
 - Snare sound plays within 2 tiles distance
+- Residents can retrieve game from snares (daytime only, requires meat in storage)
 
 ### Tree System
 - Trees regenerate fully after ~5 minutes (minute-by-minute refill logic)
@@ -208,5 +209,6 @@ Organized into categories:
 - Use `notify()` for important game events that should be reviewable
 - Use `screen_reader_speak()` for immediate feedback that doesn't need to be stored
 - All menus must call `menu_background_tick()` each loop to keep game state updating
+- **Time references**: When discussing time (hours, minutes, days), assume game time unless explicitly stated as "real time". Game time runs at 60x speed: 1 real minute = 1 game hour, 24 real minutes = 1 game day.
 - See `docs/patterns.md` for module and creature patterns
 - See `docs/rune_system.md` for rune data/effects/save requirements