chore(art): 清理退场素材——额外五款参考图与脚本管线站姿样张删除（用户授权提交，台账 126）

- references/ 十张：CatQuest3/Dicey/Roundguard/Tangledeep/WonderBoy（圣经 v1.2 勘误确认的非点名池五款，早前工作区已删、本笔落籍）
- samples/ 三件：站姿样张 PIL 产物（2026-09-16 评效不佳退役）+生成脚本+预览图；先例表述已留档 art-assets-checklist 渠道分工表
- docs/playnote.md 与 production/loop-dashboard.html 的既有修改非本批，未动

design/art/samples/generate_hero_sample.py

@@ -1,128 +0,0 @@
-# -*- coding: utf-8 -*-
-"""
-主角站姿像素画样例生成器 — Dungeon Sweeper
-依据 design/art/art-bible.md:
-  - 小人蓝 #2E6E8E 主色(§4.1) / 亮色描边+落影底盘轮廓通道(§3.1)
-  - 3 头身候选档(§3.1 两档之一;终稿归 §5 角色批)
-  - 窄/直立/对称/凹凸≤2,剑收于剪影内(§3.1/§3.4)
-  - 不用红(危险专属)/金(收益专属)/紫赤 300-345° 禁入带(§4.2)
-输出: hero-standing-pose.png (1x) + hero-standing-pose-preview.png (8x 四联测试条)
-"""
-from PIL import Image, ImageOps
-
-PAL = {
-    'O': (255, 246, 224, 255),  # 亮色描边(暖白)
-    'b': (85, 144, 175, 255),   # 蓝高光(小人蓝同族)
-    'B': (46, 110, 142, 255),   # 小人蓝 §4.1
-    'd': (31, 74, 96, 255),     # 蓝暗部(同族)
-    'S': (242, 199, 156, 255),  # 肤色(暖)
-    's': (214, 159, 108, 255),  # 肤暗部
-    'E': (51, 38, 27, 255),     # 数字墨(眼) §4.1
-    'T': (138, 90, 52, 255),    # 皮革(木色族 §4.4)
-    't': (92, 58, 30, 255),     # 皮革暗部
-    'W': (183, 195, 203, 255),  # 剑-钢
-    'w': (132, 147, 157, 255),  # 剑-钢暗部
-    'G': (110, 91, 62, 255),    # 落影底盘(暖深)
-}
-
-# 左半 16 列(col 0..15),右半水平镜像;-figure 对称剪影
-LEFT = [
-    "................",  # 0
-    "................",  # 1
-    "................",  # 2
-    ".............OOO",  # 3  兜帽顶
-    "............OBBB",  # 4
-    "...........Obbbb",  # 5
-    "...........ObbBB",  # 6
-    "...........ObBBB",  # 7
-    "...........OSSSS",  # 8  额/脸顶(加宽脸窗)
-    "...........OSSES",  # 9
-    "...........OSSES",  # 10 眼(下移一档更亲和)
-    "...........OSSSS",  # 11
-    "...........OSsss",  # 12 下巴暗
-    "...........Odddd",  # 13 兜帽收底
-    "..........Oddddd",  # 14 肩起
-    "..........OdBBBB",  # 15 肩
-    "..........OdBbbB",  # 16 胸(中高光)
-    ".........OBBBbbB",  # 17 臂现
-    ".........OdTBbbB",  # 18 臂+背带
-    ".........OdTBbbB",  # 19
-    ".........OdTBbbB",  # 20
-    ".........OdTBbbB",  # 21
-    ".........OdTBbbB",  # 22
-    ".........OdTBbbB",  # 23
-    ".........OdTttTW",  # 24 腰带+扣(2px 居中)
-    ".........OdTttTW",  # 25
-    ".........OdTTTTt",  # 26 双手套握柄
-    ".........OddBBBt",  # 27 柄下
-    ".........OBBOWWW",  # 28 剑格
-    ".........OBBBBBW",  # 29 髋/剑身起
-    "..........OdBddW",  # 30 腿+剑
-    "..........OdBddW",  # 31
-    "..........OdBddW",  # 32
-    "..........OdBddW",  # 33
-    "..........OdBddW",  # 34
-    "..........OdBddW",  # 35
-    "..........OdBddW",  # 36
-    "..........OTTttW",  # 37 靴
-    "..........OTTttW",  # 38
-    "..........OTTttW",  # 39
-    "..........OTTttW",  # 40
-    "..........OttttW",  # 41 靴底
-    "..............OW",  # 42 剑尖
-    "................",  # 43
-    ".........GGGGGGG",  # 44 落影底盘
-    "...........GGGGG",  # 45
-    "................",  # 46
-    "................",  # 47
-]
-
-W, H = 32, 48
-grid = [['.'] * W for _ in range(H)]
-for y, lft in enumerate(LEFT):
-    for x, ch in enumerate(lft):
-        grid[y][x] = ch
-        grid[y][W - 1 - x] = ch
-
-# 剑身右侧 1px 暗部(col 16),避免完全对称的死平
-for y in range(29, 42):
-    if grid[y][15] == 'W':
-        grid[y][16] = 'w'
-
-
-def render(scale=1):
-    img = Image.new('RGBA', (W, H), (0, 0, 0, 0))
-    px = img.load()
-    for y in range(H):
-        for x in range(W):
-            c = PAL.get(grid[y][x])
-            if c:
-                px[x, y] = c
-    return img.resize((W * scale, H * scale), Image.NEAREST)
-
-
-def on_bg(img, color):
-    bg = Image.new('RGBA', img.size, color + (255,))
-    bg.alpha_composite(img)
-    return bg
-
-
-one_x = render(1)
-one_x.save('hero-standing-pose.png')
-
-# 测试条: 掩尘底 / 裸土底 / 暗底 / 灰度(轮廓通道验证)
-x8 = render(8)
-tiles = [
-    on_bg(x8, (201, 175, 131)),          # 掩尘 #C9AF83
-    on_bg(x8, (179, 154, 120)),          # 裸土 #B39A78
-    on_bg(x8, (46, 42, 38)),             # 暗底对照
-    ImageOps.grayscale(on_bg(x8, (201, 175, 131))).convert('RGBA'),
-]
-GAP = 24
-strip = Image.new('RGBA',
-                  (len(tiles) * x8.width + (len(tiles) + 1) * GAP, x8.height + 2 * GAP),
-                  (250, 244, 230, 255))
-for i, t in enumerate(tiles):
-    strip.alpha_composite(t, (GAP + i * (x8.width + GAP), GAP))
-strip.save('hero-standing-pose-preview.png')
-print('done:', one_x.size, '->', strip.size)