Add dumping script

src/label-studio/dump.sh

@@ -0,0 +1,16 @@
+echo "Creating backups directory..."
+docker exec label-studio-db-1 sh -c "if [ ! -d \"/var/lib/postgresql/backups/\" ]; then mkdir -p \"/var/lib/postgresql/backups/\"; fi"
+
+echo "Checking if label-studio-db-1 is running..."
+docker exec label-studio-db-1 sh -c "pg_isready -U postgres"
+
+if [ $? -ne 0 ]; then
+    echo "label-studio-db-1 is not running. Exiting..."
+    exit 1
+fi
+
+echo "Dumping database... to /var/lib/postgresql/backups/"
+docker exec label-studio-db-1 sh -c "pg_dump -Fc -U postgres -d postgres -f \"/var/lib/postgresql/backups/$(date +'%d-%m-%Y_%HH%MM%SS').backup\""
+
+echo "Dumping database in SQL format... to /var/lib/postgresql/backups/"
+docker exec label-studio-db-1 sh -c "pg_dump -U postgres -d postgres -f \"/var/lib/postgresql/backups/$(date +'%d-%m-%Y_%HH%MM%SS').sql\""