feat: profile-view humanoid entities, purple player in clothes

Redesigned entity as side-profile silhouette (Noita-style):

     O          head (skin tone)
     |
    -|-         shoulders with arms out
     |
    -|-         arms lower
     |
    /|\         hips, legs split
    /|    boot boot boot

15 bodies (was 23), narrower profile shape:
  - head: 2 cells (skin)
  - torso: 3 cells (shirt/clothing color)
  - arms: 4 cells (hands, 2 per side)
  - hips: 1 cell (pants)
  - legs: 3 cells (pants)
  - boots: 3 cells

Player color scheme (purple wizard):
  - skin: pale lavender (220,200,240)
  - shirt: purple (140,80,200)
  - pants: dark purple (90,50,150)
  - boots: dark (60,35,100)
  - hands: pale lavender (210,185,235)

Goblin: green skin, dark green rags
Corpse: desaturated grey-brown

109 tests, 0 failures

tests/edge_cases.rs

@@ -118,8 +118,8 @@ fn player_bodies_count_matches_layout() {
     s.init();
     let p = s.get_player().unwrap();
     assert_eq!(
-        p.body_count, 23,
-        "player should have 23 bodies (humanoid shape)"
+        p.body_count, 15,
+        "player should have 15 bodies (profile humanoid)"
     );
 }