Made some changes in file names and added zip files for deploying

backend/serverless/Task_API_service/serverless.yml

@@ -0,0 +1,19 @@
+service: Task_API_service
+
+provider:
+  name: aws
+  runtime: go1.x
+
+package:
+ exclude:
+   - ./**
+ include:
+   - ./bin/**
+
+functions:
+  Task_API:
+    handler: bin/Task_API
+    events:
+      - http:
+          path: /tasks
+          method: get