chore: add initial migration for db

prisma/migrations/20230303082356_init/migration.sql

@@ -0,0 +1,12 @@
+-- CreateTable
+CREATE TABLE "Post" (
+    "id" TEXT NOT NULL,
+    "title" TEXT NOT NULL,
+    "description" TEXT,
+    "path" TEXT NOT NULL,
+    "isPublic" BOOLEAN NOT NULL DEFAULT false,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "Post_pkey" PRIMARY KEY ("id")
+);