diff --git a/Dockerfile b/Dockerfile
index 5351a70..f7bfbe5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,7 @@
 FROM python:3.11-slim
 
-RUN apt-get update && apt-get install -y libpq-dev gcc \
+RUN apt-get update \
+    && apt-get install -y libpq-dev gcc libexpat1 \
     && rm -rf /var/lib/apt/lists/*
 
 WORKDIR /app
diff --git a/app/main.py b/app/main.py
index 1a7caf2..cd13a2c 100644
--- a/app/main.py
+++ b/app/main.py
@@ -1,38 +1,12 @@
 import os
 import psycopg2
 import time
-
-
-DB_USER = os.getenv("POSTGRES_USER");
-DB_PASSWWORD = os.getenv("POSTGRES_PASSWORD");
-DB_NAME = os.getenv("POSTGRES_DB");
-DB_HOST = os.getenv("POSTGRES_HOST");
-
-
-
-def connect_db():
-    while True:
-        try:
-            conn = psycopg2.connect(
-                host=DB_HOST,
-                database=DB_NAME,
-                user=DB_USER,
-                password=DB_PASSWWORD
-            )
-            print("Connected to the database successfully!")
-            return conn
-        except psycopg2.OperationalError as e:
-            print(f"Database connection failed: {e}")
-            time.sleep(3)
+import pystac_client
+import geogif
+import stackstac
 
 
 
 if __name__ == "__main__":
     print("starting app.")
-    # conn = connect_db();
-    # cursor = conn.cursor()
-    # cursor.execute("SELECT postgis_full_version();")
-
-    # print("obst", cursor.fetchone());
-
 
diff --git a/app/requirements.txt b/app/requirements.txt
index 80ac694..22f03e7 100644
--- a/app/requirements.txt
+++ b/app/requirements.txt
@@ -1,2 +1,5 @@
 psycopg2-binary==2.9.3
-SQLAlchemy==1.4.36
\ No newline at end of file
+SQLAlchemy==1.4.36
+pystac_client
+geogif
+stackstac
diff --git a/docker-compose.yml b/docker-compose.yml
index ad81c79..cb02c56 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -1,42 +1,9 @@
 services:
-  geo-db-postgis:
-    image: postgis/postgis:15-3.3
-    container_name: geo-db-postgis
-    environment:
-      POSTGRES_USER: ${GEODB_USER}
-      POSTGRES_PASSWORD: ${GEODB_PW}
-      POSTGRES_DB: ${GEODB_NAME}
-    ports:
-      - "127.0.0.1:5432:5432"
-    volumes:
-      - pgdata:/var/lib/postgresql/data
-    networks:
-      - backend
-
-
-
 
   app:
     build: .
-    container_name: geo-app
+    container_name: copernicus-app
     environment:
       PYTHONUNBUFFERED: 1
-      POSTGRES_USER: ${GEODB_USER}
-      POSTGRES_PASSWORD: ${GEODB_PW}
-      POSTGRES_DB: ${GEODB_NAME}
-      POSTGRES_HOST: geo-db-postgis
-    depends_on:
-      - geo-db-postgis
-    networks:
-      - backend
-
-
-
-volumes:
-  pgdata:
-    driver: local
-
-networks:
-  backend:
-    driver: bridge
-    external: true
+ 
+   
\ No newline at end of file