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/schema.prisma

@@ -0,0 +1,24 @@
+// This is your Prisma schema file
+// Learn more: https://pris.ly/d/prisma-schema
+
+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+}
+
+model Message {
+  id        String    @id @default(uuid())
+  content   String    @db.VarChar(267)
+  authorIp  String
+  createdAt DateTime  @default(now())
+  parentId  String?
+
+  parent  Message?  @relation("ThreadReplies", fields: [parentId], references: [id])
+  replies Message[] @relation("ThreadReplies")
+
+  @@map("messages")
+}