Updated renamed file name

Author: chetanr25

CONTRIBUTING.md

@@ -47,6 +47,6 @@ Join our Discord server to ask questions, discuss issues, and coordinate work wi
 
 ## 🛠️ Local Development Setup
 
-See the [Setup Guide](docs/SETUP.md) for the full walkthrough: prerequisites, running the backend with Docker, testing endpoints via Swagger UI, day-to-day commands, and troubleshooting.
+See the [Setup Guide](docs/1.%20SETUP.md) for the full walkthrough: prerequisites, running the backend with Docker, testing endpoints via Swagger UI, day-to-day commands, and troubleshooting.
 
-Before writing code, read the [Project Structure](docs/PROJECT_STRUCTURE.md) guide — it explains how the codebase is organized and where new code should go.
+Before writing code, read the [Project Structure](docs/2.%20PROJECT_STRUCTURE.md) guide — it explains how the codebase is organized and where new code should go.

docs/1. SETUP.md

@@ -95,5 +95,5 @@ Check `make logs-app` for the actual error. The entrypoint runs database migrati
 
 - **Join our [Discord](https://discord.gg/nBv5b6kF68)** — ask questions and coordinate with other contributors
 - [CONTRIBUTING.md](../CONTRIBUTING.md) - how to contribute
-- [PROJECT_STRUCTURE.md](PROJECT_STRUCTURE.md) - how the codebase is organized and where new code goes
+- [PROJECT_STRUCTURE.md](2.%20PROJECT_STRUCTURE.md) - how the codebase is organized and where new code goes
 - [docker/README.md](../docker/README.md) - Docker layout, env vars, and volumes in detail