chore!: change database engine from sqlite into postgresql

.env.example

@@ -1,6 +1,6 @@
 NODE_ENV=development
 
-DB_URL="file:./database.db"
+DB_URL=postgresql://root@localhost:5432/push_notification_nextjs_firebase
 
 FIREBASE_ADMIN_TYPE=
 FIREBASE_ADMIN_PROJECT_ID=

src/database/migrations/20240723032314_1_0_0/migration.sql

@@ -0,0 +1,12 @@
+-- CreateTable
+CREATE TABLE "subscriptions" (
+    "id" TEXT NOT NULL,
+    "token" TEXT NOT NULL,
+    "created_at" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updated_at" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "subscriptions_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "subscriptions_token_key" ON "subscriptions"("token");

src/database/migrations/migration_lock.toml

@@ -1,3 +1,3 @@
 # Please do not edit this file manually
 # It should be added in your version-control system (i.e. Git)
-provider = "sqlite"
+provider = "postgresql"

src/database/schema.prisma

@@ -6,7 +6,7 @@ generator client {
 }
 
 datasource db {
-  provider = "sqlite"
+  provider = "postgresql"
   url      = env("DB_URL")
 }