docs: use webp for 3d gem asset

docs/package.json

@@ -10,8 +10,8 @@
     "gendocs": "jiti ./scripts/gen-docs.ts"
   },
   "dependencies": {
-    "@nuxt-themes/website": "0.1.4",
-    "jiti": "^1.14.0",
+    "@nuxt-themes/website": "0.1.5",
+    "jiti": "^1.16.0",
     "nuxt": "^3.0.0-rc.11"
   },
   "packageManager": "yarn@3.2.1"

docs/yarn.lock

@@ -863,9 +863,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"@nuxt-themes/website@npm:0.1.4":
-  version: 0.1.4
-  resolution: "@nuxt-themes/website@npm:0.1.4"
+"@nuxt-themes/website@npm:0.1.5":
+  version: 0.1.5
+  resolution: "@nuxt-themes/website@npm:0.1.5"
   dependencies:
     "@nuxt-themes/docus": "npm:@nuxt-themes/docus-edge@0.1.0-6533b67"
     "@nuxtlabs/github-module": "npm:@nuxtlabs/github-module-edge@latest"
@@ -873,7 +873,7 @@ __metadata:
     scule: ^0.2.1
     three: ^0.142.0
     vue-plausible: ^1.3.2
-  checksum: afb20896845b068c05616b06da875fb8d462ca48ddc2b8643d8009daff7f0b9ee320af3ad9744033fdb0d89f68603ff9a3ee4f778a4fcc51cbe0e3533ad50cc0
+  checksum: bfaf9ee81361e538d8260c679910dfc394ba74675f13faebb51dd10e3a1fe581cc9a341c73c2a596f63db32e87ce40b9883cf4733d100b2bdbc0f4833876f66e
   languageName: node
   linkType: hard
 
@@ -3469,8 +3469,8 @@ __metadata:
   version: 0.0.0-use.local
   resolution: "docs@workspace:."
   dependencies:
-    "@nuxt-themes/website": 0.1.4
-    jiti: ^1.14.0
+    "@nuxt-themes/website": 0.1.5
+    jiti: ^1.16.0
     nuxt: ^3.0.0-rc.11
   languageName: unknown
   linkType: soft