commit 74fafa196074e1f0a39d0ce7d93def2fdcb894ea
Author: Charlyne Wargnier-Potier <charlyne.wargnier-potier@student.tuke.sk>
Date:   Wed Mar 19 06:32:59 2025 +0000

    Add file.sh for docker

diff --git a/z1/prepare-app.sh b/z1/prepare-app.sh
new file mode 100644
index 0000000..d0a4a40
--- /dev/null
+++ b/z1/prepare-app.sh
@@ -0,0 +1,13 @@
+#!/bin/bash
+echo "Preparing app"
+
+# Create the Docker volume if it doesn't exist
+docker volume create pgdata
+
+# Create the custom Docker network
+docker network create app_net 2>/dev/null || echo "Network app_net already exists."
+
+# Build the Flask application image from the Dockerfile in the ./app folder.
+docker build -t flask_app_image ./app
+
+echo "Prepa completed."
diff --git a/z1/remove-app.sh b/z1/remove-app.sh
new file mode 100644
index 0000000..18ea314
--- /dev/null
+++ b/z1/remove-app.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+echo "Removing app"
+
+# Remove the containers forcefully.
+docker rm -f flask_app postgres_db
+
+# Remove the custom network and volume if they exist.
+docker network rm app_net 2>/dev/null || echo "Network app_net already removed."
+docker volume rm pgdata 2>/dev/null || echo "Volume pgdata already removed."
+
+echo "Application removed."
+
diff --git a/z1/start-app.sh b/z1/start-app.sh
new file mode 100644
index 0000000..333c3e6
--- /dev/null
+++ b/z1/start-app.sh
@@ -0,0 +1,28 @@
+#!/bin/bash
+echo "Starting app"
+
+# Run PostgreSQL container
+docker run -d --name postgres_db \
+  --network app_net \
+  -e POSTGRES_USER=user \
+  -e POSTGRES_PASSWORD=password \
+  -e POSTGRES_DB=sampledb \
+  -v pgdata:/var/lib/postgresql/data \
+  --restart always \
+  postgres:13
+# Wait a few seconds to ensure PostgreSQL starts before the Flask app connects.
+sleep 10
+
+# Run Flask application container
+docker run -d --name flask_app \
+  --network app_net \
+  -p 5000:5000 \
+  --restart always \
+  -e DB_HOST=postgres_db \
+  -e POSTGRES_USER=user \
+  -e POSTGRES_PASSWORD=password \
+  -e POSTGRES_DB=sampledb \
+  flask_app_image
+
+echo "The application is available at http://localhost:5000"
+
diff --git a/z1/stop-app.sh b/z1/stop-app.sh
new file mode 100644
index 0000000..7ee60a8
--- /dev/null
+++ b/z1/stop-app.sh
@@ -0,0 +1,7 @@
+#!/bin/bash
+echo "Stopping app"
+
+docker stop flask_app postgres_db
+
+echo "Application stopped."
+~