feat: initialize project with Docker, PostgreSQL, Redis, and Vue.js frontend

- Added docker-compose.yml for PostgreSQL and Redis services with health checks.
- Created frontend directory with initial Vue.js setup including package.json, vite.config.ts, and TypeScript configuration.
- Implemented main application structure with App.vue and HomePage.vue components.
- Added message fetching and posting functionality in HomePage.vue.
- Included necessary styles and scripts for Ionic framework integration.
- Developed a dev-stack script to manage Docker containers and run backend/frontend servers.

backend/prisma/migrations/20260529094703_init/migration.sql

@@ -0,0 +1,13 @@
+-- CreateTable
+CREATE TABLE "messages" (
+    "id" TEXT NOT NULL,
+    "content" VARCHAR(267) NOT NULL,
+    "authorIp" TEXT NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "parentId" TEXT,
+
+    CONSTRAINT "messages_pkey" PRIMARY KEY ("id")
+);
+
+-- AddForeignKey
+ALTER TABLE "messages" ADD CONSTRAINT "messages_parentId_fkey" FOREIGN KEY ("parentId") REFERENCES "messages"("id") ON DELETE SET NULL ON UPDATE CASCADE;

backend/prisma/migrations/migration_lock.toml

@@ -0,0 +1,3 @@
+# Please do not edit this file manually
+# It should be added in your version-control system (i.e. Git)
+provider = "postgresql"