From f7d85108e12fbe065f41df4c51d1eddb779503ad Mon Sep 17 00:00:00 2001
From: Mathis HERRIOT <197931332+0x485254@users.noreply.github.com>
Date: Thu, 8 Jan 2026 15:27:48 +0100
Subject: [PATCH] feat: add HealthController with database connection check

Introduced a HealthController to verify application status. Includes an endpoint to check database connectivity and returns health status with a timestamp.
---
 backend/src/health.controller.ts | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 backend/src/health.controller.ts

diff --git a/backend/src/health.controller.ts b/backend/src/health.controller.ts
new file mode 100644
index 0000000..adadf64
--- /dev/null
+++ b/backend/src/health.controller.ts
@@ -0,0 +1,28 @@
+import { Controller, Get } from "@nestjs/common";
+import { sql } from "drizzle-orm";
+import { DatabaseService } from "./database/database.service";
+
+@Controller("health")
+export class HealthController {
+	constructor(private readonly databaseService: DatabaseService) {}
+
+	@Get()
+	async check() {
+		try {
+			// Check database connection
+			await this.databaseService.db.execute(sql`SELECT 1`);
+			return {
+				status: "ok",
+				database: "connected",
+				timestamp: new Date().toISOString(),
+			};
+		} catch (error) {
+			return {
+				status: "error",
+				database: "disconnected",
+				message: error.message,
+				timestamp: new Date().toISOString(),
+			};
+		}
+	}
+}