Implement logo & favicon generation

package.json

@@ -4,7 +4,8 @@
   "description": "",
   "main": "index.js",
   "scripts": {
-    "build": "eleventy --config eleventy.config.js"
+    "build": "pnpm run logos && eleventy --config eleventy.config.js",
+    "logos": "cd node_modules/canvas && pnpm run install && cd ../../ && node logo.js && node favicons.js"
   },
   "keywords": [],
   "author": "",
@@ -16,7 +17,9 @@
     "@11ty/eleventy-plugin-pug": "^1.0.0",
     "@11ty/eleventy-plugin-rss": "^2.0.3",
     "@11ty/eleventy-plugin-syntaxhighlight": "^5.0.0",
+    "canvas": "^3.1.0",
     "eleventy-plugin-broken-links": "^2.2.1",
+    "favicons": "^7.2.0",
     "markdown-it-footnote": "^4.0.0",
     "node-fetch": "^3.3.2",
     "opml": "^0.5.7"