Add Prisma schema, .env, and initial migration for trading bot database

package.json

@@ -8,16 +8,18 @@
     "start": "next start"
   },
   "dependencies": {
-    "next": "15.3.5"
+    "@prisma/client": "^6.11.1",
+    "next": "15.3.5",
+    "prisma": "^6.11.1"
   },
   "devDependencies": {
-    "typescript": "^5",
+    "@eslint/eslintrc": "^3",
+    "@tailwindcss/postcss": "^4",
     "@types/node": "^20",
     "@types/react": "^19",
-    "@tailwindcss/postcss": "^4",
-    "tailwindcss": "^4",
     "eslint": "^9",
     "eslint-config-next": "15.3.5",
-    "@eslint/eslintrc": "^3"
+    "tailwindcss": "^4",
+    "typescript": "^5"
   }
 }