update command description

Author: neverRare

deno.json

@@ -4,7 +4,7 @@
   },
   "tasks": {
     "build": {
-      "description": "Builds every static files needed for GitHub pages",
+      "description": "Builds every static files needed for GitHub pages. This builds the dictionary first at `./dictionary/dictionary.ts` then the distribution code `./dist/main.js`.",
       "command": "deno run -E -R -W -N=jsr.io --allow-run --no-prompt --frozen --cached-only ./build/build.ts"
     },
     "start": {