diff --git a/DOSPORTAL/settings.py b/DOSPORTAL/settings.py
index 4eee07f..2fab706 100644
--- a/DOSPORTAL/settings.py
+++ b/DOSPORTAL/settings.py
@@ -21,7 +21,7 @@
 # See https://docs.djangoproject.com/en/4.2/howto/deployment/checklist/
 
 # SECURITY WARNING: keep the secret key used in production secret!
-SECRET_KEY = 'django-insecure-)&9q7=6szljptu&2a11rq1k-ofhz1s$nxk&t+f=3xk74(vq4jq'
+SECRET_KEY = os.getenv('SECRET_KEY', 'django-insecure-)&9q7=6szljptu&2a11rq1k-ofhz1s$nxk&t+f=3xk74(vq4jq')
 
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = True
@@ -115,11 +115,11 @@
     "default": {
         #"ENGINE": "django.db.backends.postgresql",
         "ENGINE": "django.contrib.gis.db.backends.postgis",
-        "NAME": "dosportal",
-        "USER": "dosportal_user",
-        "PASSWORD": "dosportal_password",
-        "HOST": "10.5.0.5",
-        "PORT": "5432",
+        "NAME": os.getenv("POSTGRES_DB", "dosportal"),
+        "USER": os.getenv("POSTGRES_USER", "dosportal_user"),
+        "PASSWORD": os.getenv("POSTGRES_PASSWORD", "dosportal_password"),
+        "HOST": os.getenv("POSTGRES_HOST", "10.5.0.5"),
+        "PORT": os.getenv("POSTGRES_PORT", "5432"),
     }
 }
 
diff --git a/Dockerfile b/Dockerfile
index 852fc81..3b325d1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,16 +1,24 @@
-FROM debian:latest
+FROM python:3.13-alpine
 
 ENV PYTHONDONTWRITEBYTECODE=1
 ENV PYTHONUNBUFFERED=1
 
-RUN apt-get update
-RUN apt-get install -y python3 python3-pip python3-setuptools libpq-dev binutils libproj-dev gdal-bin
-#RUN apt-get install -y net-tools
+RUN apk update 
+RUN apk add --no-cache \
+    postgresql-dev \
+    gcc \
+    g++ \
+    musl-dev \
+    linux-headers \
+    binutils \
+    proj-dev \
+    gdal-dev \
+    gdal
 
 WORKDIR /DOSPORTAL
 COPY requirements.txt /DOSPORTAL/
-RUN pip3 install -r requirements.txt --break-system-packages
+RUN pip install --no-cache-dir -r requirements.txt
 #COPY . /DOSPORTAL/
 #COPY cari7a /usr/local/bin/cari7a
 
-ENTRYPOINT python3 manage.py runserver 0.0.0.0:8000
+ENTRYPOINT ["python", "manage.py", "runserver", "0.0.0.0:8000"]
diff --git a/requirements.txt b/requirements.txt
index 33373ba..8784661 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,4 @@
-django
-django-bootstrap-v5
+django>=6.0
 psycopg2
 matplotlib
 #basemap
@@ -34,7 +33,6 @@ django-guardian
 django-gravatar2
 django-prettyjson
 
-tables
 django-markdownx
 
 markdown