check pull on docker deploy idea

Author: nemanjam

docs/working-notes/temp-code/deploy-docker-check-pull.sh

@@ -0,0 +1,27 @@
+# if pull and if id1 !== id2
+
+ssh $REMOTE_HOST "cd $REMOTE_PATH && \
+
+    # Try to pull the new image, exit early if it fails
+    docker pull $IMAGE_NAME_WITH_TAG || { echo 'Docker pull failed, aborting.'; exit 1; } && \
+
+    # Get the image ID of the current image
+    OLD_IMAGE_ID=\$(docker images -q $IMAGE_NAME_WITH_TAG) && \
+
+    # Get the newly pulled image ID
+    NEW_IMAGE_ID=\$(docker images -q $IMAGE_NAME_WITH_TAG) && \
+
+    # Compare old and new image IDs, exit if they are the same
+    if [ \"\$OLD_IMAGE_ID\" = \"\$NEW_IMAGE_ID\" ]; then \
+        echo 'Image is already up to date. Exiting.'; \
+        exit 0; \
+    fi && \
+
+    # Stop the running containers
+    docker compose down && \
+
+    # Remove the old image if it exists
+    [ -n \"\$OLD_IMAGE_ID\" ] && docker image rm \$OLD_IMAGE_ID || true && \
+
+    # Bring up the containers with the new image
+    docker compose up -d"