fix(selfhost): pin MinIO images and add application health checks

backend/src/index.ts

@@ -98,10 +98,6 @@ async function main() {
         done()
     })
 
-    app.get('/health', async (req, res) => {
-        return res.send({ status: 'ok' })
-    })
-
     //Plugin nur auf bestimmten Routes
     await app.register(queryConfigPlugin, {
         routes: ['/api/resource/:resource/paginated']