diff --git a/Dockerfile b/Dockerfile
index b372f6b..c55e6f1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -39,4 +39,4 @@ EXPOSE 8000
 # Command to run the application using Uvicorn
 # The command format is: uvicorn [module:app_object] --host [ip] --port [port]
 # We use the standard uvicorn worker configuration
-CMD ["python", "run.py"]
+CMD ["uvicorn", "src.main:app", "--host", "0.0.0.0", "--port", "8000"]
diff --git a/README.md b/README.md
index bf4ffc7..58a4dbc 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ docker compose build
 docker compose up -d
 ```
 
-The API will be available at `http://localhost:8000`.
+The API will be available at `http://localhost:8000`. The service runs with `uvicorn src.main:app --host 0.0.0.0 --port 8000`.
 
 Health check:
 ```bash
diff --git a/docker-compose.yml b/docker-compose.yml
index 9cf74ca..1a0e5f5 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -11,6 +11,7 @@ services:
       - DATABASE_URL=postgresql://veritix:veritix@db:5432/veritix
     ports:
       - "8000:8000"
+    command: uvicorn src.main:app --host 0.0.0.0 --port 8000
     depends_on:
       - db
 
diff --git a/requirements.txt b/requirements.txt
index 5f812e6..3f5b3a8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,11 +1,14 @@
 fastapi==0.115.0
 uvicorn[standard]==0.30.6
-numpy==2.1.3
+numpy==1.26.4
 scikit-learn==1.5.2
 pydantic==2.8.2
 httpx==0.28.1
 pytest==8.4.2
+pytest-cov
+
 pytest-cov==5.0.0
+
 requests==2.31.0
 qrcode==7.4.2
 Pillow==10.4.0
@@ -19,3 +22,6 @@ textblob==0.17.1
 nltk==3.8.1
 
 reportlab==4.0.7
+qrcode==7.4.2
+
+
diff --git a/src/utils.py b/src/utils.py
index 0e4488f..0c762b0 100644
--- a/src/utils.py
+++ b/src/utils.py
@@ -5,7 +5,6 @@
 from typing import Dict, Any
 
 from typing import Tuple
-import json
 import os
 import hmac
 import hashlib