Enhance Signal Handling for Graceful Termination (#727)

* Enhance Signal Handling for Graceful Termination

* Fixed formatting

---------

Co-authored-by: Juan Calderon-Perez <835733+gaby@users.noreply.github.com>

scripts/deploy.sh

@@ -2,6 +2,13 @@
 
 set -x
 
+# Handle termination signals
+_term() {
+	echo "Received termination signal!"
+	kill -TERM "$redis_process" 2>/dev/null
+	kill -TERM "$serge_process" 2>/dev/null
+}
+
 # Install python bindings
 pip install llama-cpp-python==0.1.78 || {
 	echo 'Failed to install llama-cpp-python'
@@ -10,10 +17,16 @@ pip install llama-cpp-python==0.1.78 || {
 
 # Start Redis instance
 redis-server /etc/redis/redis.conf &
+redis_process=$!
 
 # Start the API
 cd /usr/src/app/api || exit 1
 uvicorn src.serge.main:app --host 0.0.0.0 --port 8008 || {
 	echo 'Failed to start main app'
 	exit 1
-}
+} &
+serge_process=$!
+
+# Set up a signal trap and wait for processes to finish
+trap _term TERM
+wait $redis_process $serge_process