feat: programming exercise submission

frontend/package.json

@@ -10,6 +10,10 @@
     "copy-html-entry": "cp ../lms/public/frontend/index.html ../lms/www/lms.html"
   },
   "dependencies": {
+    "@codemirror/lang-html": "^6.4.9",
+    "@codemirror/lang-javascript": "^6.2.4",
+    "@codemirror/lang-json": "^6.0.1",
+    "@codemirror/lang-python": "^6.2.1",
     "@editorjs/checklist": "^1.6.0",
     "@editorjs/code": "^2.9.0",
     "@editorjs/editorjs": "^2.29.0",
@@ -24,7 +28,7 @@
     "ace-builds": "^1.36.2",
     "apexcharts": "^4.3.0",
     "chart.js": "^4.4.1",
-    "codemirror-editor-vue3": "^2.8.0",
+    "codemirror": "^6.0.1",
     "dayjs": "^1.11.6",
     "feather-icons": "^4.28.0",
     "frappe-ui": "^0.1.147",
@@ -35,9 +39,11 @@
     "plyr": "^3.7.8",
     "socket.io-client": "^4.7.2",
     "tailwindcss": "3.4.15",
+    "thememirror": "^2.0.1",
     "typescript": "^5.7.2",
     "vue": "^3.4.23",
     "vue-chartjs": "^5.3.0",
+    "vue-codemirror": "^6.1.1",
     "vue-draggable-next": "^2.2.1",
     "vue-router": "^4.0.12",
     "vue3-apexcharts": "^1.8.0",