From d7ca967b77e1847987ffe843de33ecf2a2e223e2 Mon Sep 17 00:00:00 2001
From: "Michael G. Noll" <miguno@miguno.com>
Date: Mon, 11 Mar 2024 09:53:16 +0100
Subject: [PATCH] Print usage help on startup, use variable for app port

---
 start_container.sh | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/start_container.sh b/start_container.sh
index 6b653a4..f70dd92 100755
--- a/start_container.sh
+++ b/start_container.sh
@@ -5,9 +5,11 @@
 # `-o pipefail`: Prevent errors in a pipeline (`|`) from being masked
 set -uo pipefail
 
+declare -r APP_PORT=8123
+
 # Import environment variables from .env
 set -o allexport && source .env && set +o allexport
-
-echo "Starting container for image '$DOCKER_IMAGE_NAME:$DOCKER_IMAGE_TAG', exposing port 8123/tcp"
-docker run -p 8123:8123 "$DOCKER_IMAGE_NAME":"$DOCKER_IMAGE_TAG"
-
+echo "Starting container for image '$DOCKER_IMAGE_NAME:$DOCKER_IMAGE_TAG', exposing port ${APP_PORT}/tcp"
+echo "- Run 'curl http://localhost:${APP_PORT}/status' to send a test request to the containerized app."
+echo "- Enter Ctrl-C to stop the container."
+docker run -p "$APP_PORT:$APP_PORT" "$DOCKER_IMAGE_NAME":"$DOCKER_IMAGE_TAG"