diff --git a/backend/package-lock.json b/backend/package-lock.json
index 5935f13..e0be752 100644
--- a/backend/package-lock.json
+++ b/backend/package-lock.json
@@ -14,6 +14,8 @@
         "@types/jsonwebtoken": "^9.0.9",
         "@types/node": "^22.13.10",
         "bcryptjs": "^2.4.3",
+        "dotenv": "^16.5.0",
+        "drizzle-orm": "^0.44.1",
         "hono": "^4.7.4",
         "jsonwebtoken": "^9.0.2",
         "typescript": "^5.8.2"
@@ -146,7 +148,7 @@
       "version": "4.20250426.0",
       "resolved": "https://registry.npmmirror.com/@cloudflare/workers-types/-/workers-types-4.20250426.0.tgz",
       "integrity": "sha512-HFoi66mqOTxznMe09/RDlDS2Bwe6C2LUJP07auJuFZL0H6g3lYGRKf5shvKfB/vhAPwAMh5M9Wzb9Mh2AWzpoA==",
-      "dev": true,
+      "devOptional": true,
       "license": "MIT OR Apache-2.0"
     },
     "node_modules/@cspotcode/source-map-support": {
@@ -1842,6 +1844,18 @@
         "node": ">=0.3.1"
       }
     },
+    "node_modules/dotenv": {
+      "version": "16.5.0",
+      "resolved": "https://registry.npmmirror.com/dotenv/-/dotenv-16.5.0.tgz",
+      "integrity": "sha512-m/C+AwOAr9/W1UOIZUo232ejMNnJAJtYQjUbHoNTBNTJSvqzzDh7vnrei3o3r3m9blf6ZoDkvcw0VmozNRFJxg==",
+      "license": "BSD-2-Clause",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://dotenvx.com"
+      }
+    },
     "node_modules/drizzle-kit": {
       "version": "0.31.1",
       "resolved": "https://registry.npmmirror.com/drizzle-kit/-/drizzle-kit-0.31.1.tgz",
@@ -1858,6 +1872,131 @@
         "drizzle-kit": "bin.cjs"
       }
     },
+    "node_modules/drizzle-orm": {
+      "version": "0.44.1",
+      "resolved": "https://registry.npmmirror.com/drizzle-orm/-/drizzle-orm-0.44.1.tgz",
+      "integrity": "sha512-prIWOlwJbiYInvcJxE+IMiJCtMiFVrSUJCwx6AXSJvGOdLu35qZ46QncTZDgloiLNCG0XxTC8agQElSmsl++TA==",
+      "license": "Apache-2.0",
+      "peerDependencies": {
+        "@aws-sdk/client-rds-data": ">=3",
+        "@cloudflare/workers-types": ">=4",
+        "@electric-sql/pglite": ">=0.2.0",
+        "@libsql/client": ">=0.10.0",
+        "@libsql/client-wasm": ">=0.10.0",
+        "@neondatabase/serverless": ">=0.10.0",
+        "@op-engineering/op-sqlite": ">=2",
+        "@opentelemetry/api": "^1.4.1",
+        "@planetscale/database": ">=1.13",
+        "@prisma/client": "*",
+        "@tidbcloud/serverless": "*",
+        "@types/better-sqlite3": "*",
+        "@types/pg": "*",
+        "@types/sql.js": "*",
+        "@upstash/redis": ">=1.34.7",
+        "@vercel/postgres": ">=0.8.0",
+        "@xata.io/client": "*",
+        "better-sqlite3": ">=7",
+        "bun-types": "*",
+        "expo-sqlite": ">=14.0.0",
+        "gel": ">=2",
+        "knex": "*",
+        "kysely": "*",
+        "mysql2": ">=2",
+        "pg": ">=8",
+        "postgres": ">=3",
+        "sql.js": ">=1",
+        "sqlite3": ">=5"
+      },
+      "peerDependenciesMeta": {
+        "@aws-sdk/client-rds-data": {
+          "optional": true
+        },
+        "@cloudflare/workers-types": {
+          "optional": true
+        },
+        "@electric-sql/pglite": {
+          "optional": true
+        },
+        "@libsql/client": {
+          "optional": true
+        },
+        "@libsql/client-wasm": {
+          "optional": true
+        },
+        "@neondatabase/serverless": {
+          "optional": true
+        },
+        "@op-engineering/op-sqlite": {
+          "optional": true
+        },
+        "@opentelemetry/api": {
+          "optional": true
+        },
+        "@planetscale/database": {
+          "optional": true
+        },
+        "@prisma/client": {
+          "optional": true
+        },
+        "@tidbcloud/serverless": {
+          "optional": true
+        },
+        "@types/better-sqlite3": {
+          "optional": true
+        },
+        "@types/pg": {
+          "optional": true
+        },
+        "@types/sql.js": {
+          "optional": true
+        },
+        "@upstash/redis": {
+          "optional": true
+        },
+        "@vercel/postgres": {
+          "optional": true
+        },
+        "@xata.io/client": {
+          "optional": true
+        },
+        "better-sqlite3": {
+          "optional": true
+        },
+        "bun-types": {
+          "optional": true
+        },
+        "expo-sqlite": {
+          "optional": true
+        },
+        "gel": {
+          "optional": true
+        },
+        "knex": {
+          "optional": true
+        },
+        "kysely": {
+          "optional": true
+        },
+        "mysql2": {
+          "optional": true
+        },
+        "pg": {
+          "optional": true
+        },
+        "postgres": {
+          "optional": true
+        },
+        "prisma": {
+          "optional": true
+        },
+        "sql.js": {
+          "optional": true
+        },
+        "sqlite3": {
+          "optional": true
+        }
+      }
+    },
     "node_modules/ecdsa-sig-formatter": {
       "version": "1.0.11",
       "resolved": "https://registry.npmmirror.com/ecdsa-sig-formatter/-/ecdsa-sig-formatter-1.0.11.tgz",
diff --git a/backend/package.json b/backend/package.json
index 2d890cb..adb7730 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -20,6 +20,8 @@
     "@types/jsonwebtoken": "^9.0.9",
     "@types/node": "^22.13.10",
     "bcryptjs": "^2.4.3",
+    "dotenv": "^16.5.0",
+    "drizzle-orm": "^0.44.1",
     "hono": "^4.7.4",
     "jsonwebtoken": "^9.0.2",
     "typescript": "^5.8.2"