feat: add kaizen indicator

package.json

@@ -17,6 +17,7 @@
   "dependencies": {
     "@tailwindcss/vite": "^4.1.11",
     "@vueuse/core": "^12.2.0",
+    "chart.js": "^4.5.0",
     "chart.xkcd": "^1.1.15",
     "comlink": "^4.4.2",
     "daisyui": "^5.0.50",
@@ -26,6 +27,7 @@
     "random-js": "^2.1.0",
     "tailwindcss": "^4.1.11",
     "vue": "^3.5.13",
+    "vue-chartjs": "^5.3.2",
     "vue-starport": "^0.4.0"
   },
   "devDependencies": {