replace spring boot default banner with app banner
diff --git a/service/src/main/resources/banner.txt b/service/src/main/resources/banner.txt
new file mode 100644
index 0000000..ed27c9b
--- /dev/null
+++ b/service/src/main/resources/banner.txt
@@ -0,0 +1,10 @@
+ _____ _ _ ____ _ _
+ | ___(_)_ __ ___ _ __ __ _ ___| |_ / ___| \ | |
+ | |_ | | '_ \ / _ \ '__/ _` |/ __| __|____| | | \| |
+ | _| | | | | | __/ | | (_| | (__| ||_____| |___| |\ |
+ |_| |_|_| |_|\___|_| \__,_|\___|\__| \____|_| \_|
+ ____ _ __ _ _
+ | _ \ ___ _ __| |_ / _| ___ | (_) ___
+ | |_) / _ \| '__| __| |_ / _ \| | |/ _ \
+ | __/ (_) | | | |_| _| (_) | | | (_) |
+ |_| \___/|_| \__|_| \___/|_|_|\___/
