move docs, remove katex

package.json

@@ -1,7 +1,7 @@
 {
   "name": "hydrooj",
-  "version": "2.9.2",
-  "main": "entry.js",
+  "version": "2.9.3",
+  "main": "dist/loader.js",
   "bin": "bin/hydrooj.js",
   "repository": "https://github.com/hydro-dev/Hydro.git",
   "author": "masnn",
@@ -15,7 +15,6 @@
     "detect-browser": "^5.1.1",
     "fs-extra": "^9.0.1",
     "js-yaml": "^3.13.1",
-    "katex": "^0.12.0",
     "koa": "^2.13.0",
     "koa-body": "^4.2.0",
     "koa-morgan": "^1.0.1",
@@ -25,7 +24,6 @@
     "lru-cache": "^6.0.0",
     "markdown-it": "^11.0.0",
     "markdown-it-anchor": "^5.3.0",
-    "markdown-it-container": "^3.0.0",
     "markdown-it-footnote": "^3.0.2",
     "markdown-it-imsize": "^2.0.1",
     "markdown-it-mark": "^3.0.0",
@@ -40,11 +38,12 @@
     "superagent": "^5.2.2",
     "superagent-proxy": "^2.0.0",
     "systeminformation": "^4.26.10",
-    "yargs-parser": "^18.1.3"
+    "yargs": "^15.4.1"
   },
   "devDependencies": {
     "@types/adm-zip": "^0.4.33",
     "@types/fs-extra": "^9.0.1",
+    "@types/js-yaml": "^3.12.5",
     "@types/katex": "^0.11.0",
     "@types/koa": "^2.11.3",
     "@types/koa-morgan": "^1.0.4",