fix: Dockerfile ENV warnings

Author: An0nX

Dockerfile

@@ -2,8 +2,8 @@
 FROM python:3.11-slim-bullseye AS builder
 
 # Set environment variables
-ENV PYTHONDONTWRITEBYTECODE 1
-ENV PYTHONUNBUFFERED 1
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
 
 # Set work directory
 WORKDIR /app
@@ -20,8 +20,8 @@ RUN pip wheel --no-cache-dir --wheel-dir /app/wheels -r requirements.txt
 FROM python:3.11-slim-bullseye
 
 # Set environment variables
-ENV PYTHONDONTWRITEBYTECODE 1
-ENV PYTHONUNBUFFERED 1
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
 
 # Set work directory
 WORKDIR /app