feat: basic api setup and boilerplate

backend/prisma/migrations/20260311120120_blog/migration.sql

@@ -0,0 +1,13 @@
+-- CreateTable
+CREATE TABLE "Blog" (
+    "id" SERIAL NOT NULL,
+    "title" TEXT NOT NULL,
+    "writer" TEXT,
+    "image" TEXT,
+    "isActive" BOOLEAN NOT NULL DEFAULT true,
+    "content" JSONB NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "Blog_pkey" PRIMARY KEY ("id")
+);