init docs

02_Technology_Stack.md

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+2. Technology Stack
+Frontend
+
+    Framework: Next.js
+
+    Language: TypeScript
+
+    UI Library: React
+
+    Styling: Tailwind CSS
+
+    GraphQL Client: Apollo Client or urql
+
+    State Management: React Context API or Zustand
+
+Backend
+
+    Language: Go
+
+    Web Framework: Echo
+
+    API: GraphQL
+
+    Database: PostgreSQL
+
+    Authentication: JWTs managed by the Go backend
+
+API Communication
+
+    The Next.js frontend will communicate with the Go backend exclusively through the GraphQL API.
+
+Integrations
+
+    All third-party integrations (e.g., GitHub) will be handled securely on the Go backend. They will be architected as modular Go packages implementing a common interface.
+
+Deployment
+
+    Frontend (Next.js): Vercel
+
+    Backend (Go): Docker container deployed on a cloud provider (e.g., Google Cloud Run, AWS Fargate, DigitalOcean).
+
+Version Control
+
+    System: Git
+
+    Hosting: GitHub (using two separate repositories for frontend and backend).