{
  "_readme": [
    "Drop-in art for Worms. Every slot starts null, which means 'not painted' —",
    "the game renders that slot procedurally from the theme palette in",
    "src/games/worms/WormsThemes.js and looks complete either way. Fill in a",
    "'path' (relative to the repo root, e.g. assets/images/worms/bg-forest.png)",
    "and that slot upgrades on the next load. No code change is needed.",
    "",
    "Per theme:",
    "  backdrop  a single image, 1920x1080 or wider, parallaxed behind the world",
    "  fill      a SEAMLESS 256x256 tile for the inside of the terrain",
    "  surface   a SEAMLESS 256x48 strip for the top crust of the terrain",
    "  objects   a spritesheet of background scenery, 160x160 cells, 8 per sheet",
    "",
    "Shared:",
    "  worms     a spritesheet of worm frames, 64x64 cells (see sprites.md)",
    "  icons     weapon icons for the weapon panel, 64x64 cells, in PANEL_ORDER"
  ],

  "themes": {
    "forest":       { "backdrop": { "key": "worms-bg-forest",       "path": null },
                      "fill":     { "key": "worms-fill-forest",     "path": null },
                      "surface":  { "key": "worms-surface-forest",  "path": null },
                      "objects":  { "key": "worms-objects-forest",  "path": null, "frameWidth": 160, "frameHeight": 160 } },
    "desert":       { "backdrop": { "key": "worms-bg-desert",       "path": null },
                      "fill":     { "key": "worms-fill-desert",     "path": null },
                      "surface":  { "key": "worms-surface-desert",  "path": null },
                      "objects":  { "key": "worms-objects-desert",  "path": null, "frameWidth": 160, "frameHeight": 160 } },
    "farm":         { "backdrop": { "key": "worms-bg-farm",         "path": null },
                      "fill":     { "key": "worms-fill-farm",       "path": null },
                      "surface":  { "key": "worms-surface-farm",    "path": null },
                      "objects":  { "key": "worms-objects-farm",    "path": null, "frameWidth": 160, "frameHeight": 160 } },
    "hell":         { "backdrop": { "key": "worms-bg-hell",         "path": null },
                      "fill":     { "key": "worms-fill-hell",       "path": null },
                      "surface":  { "key": "worms-surface-hell",    "path": null },
                      "objects":  { "key": "worms-objects-hell",    "path": null, "frameWidth": 160, "frameHeight": 160 } },
    "arctic":       { "backdrop": { "key": "worms-bg-arctic",       "path": null },
                      "fill":     { "key": "worms-fill-arctic",     "path": null },
                      "surface":  { "key": "worms-surface-arctic",  "path": null },
                      "objects":  { "key": "worms-objects-arctic",  "path": null, "frameWidth": 160, "frameHeight": 160 } },
    "jungle":       { "backdrop": { "key": "worms-bg-jungle",       "path": null },
                      "fill":     { "key": "worms-fill-jungle",     "path": null },
                      "surface":  { "key": "worms-surface-jungle",  "path": null },
                      "objects":  { "key": "worms-objects-jungle",  "path": null, "frameWidth": 160, "frameHeight": 160 } },
    "construction": { "backdrop": { "key": "worms-bg-construction", "path": null },
                      "fill":     { "key": "worms-fill-construction", "path": null },
                      "surface":  { "key": "worms-surface-construction", "path": null },
                      "objects":  { "key": "worms-objects-construction", "path": null, "frameWidth": 160, "frameHeight": 160 } },
    "space":        { "backdrop": { "key": "worms-bg-space",        "path": null },
                      "fill":     { "key": "worms-fill-space",      "path": null },
                      "surface":  { "key": "worms-surface-space",   "path": null },
                      "objects":  { "key": "worms-objects-space",   "path": null, "frameWidth": 160, "frameHeight": 160 } }
  },

  "shared": {
    "worms": { "key": "worms-sprites", "path": null, "frameWidth": 64, "frameHeight": 64 },
    "icons": { "key": "worms-icons",   "path": null, "frameWidth": 64, "frameHeight": 64 }
  }
}