Setup code coverage (#5)

* Update .travis.yml

* Update .travis.yml

* Update README.md

Author: Fs02

.travis.yml

@@ -1,6 +1,11 @@
 language: go
 go:
   - "1.14.x"
+env:
+  - COVER=-coverprofile=c.out
 script:
-  - go test -race ./...
-
+  - go test -race $COVER ./...
+  - curl -L https://codeclimate.com/downloads/test-reporter/test-reporter-latest-linux-amd64 > ./cc-test-reporter
+  - chmod +x ./cc-test-reporter
+after_script:
+  - ./cc-test-reporter after-build --exit-code $TRAVIS_TEST_RESULT

README.md

@@ -1,5 +1,11 @@
 # go-todo-backend
 
+[![GoDoc](https://godoc.org/github.com/Fs02/go-todo-backend?status.svg)](https://godoc.org/github.com/Fs02/go-todo-backend)
+[![Build Status](https://travis-ci.com/Fs02/go-todo-backend.svg?branch=master)](https://travis-ci.com/Fs02/go-todo-backend)
+[![Go Report Card](https://goreportcard.com/badge/github.com/Fs02/go-todo-backend)](https://goreportcard.com/report/github.com/Fs02/go-todo-backend)
+[![Maintainability](https://api.codeclimate.com/v1/badges/d506b5b2df687cbcd358/maintainability)](https://codeclimate.com/github/Fs02/go-todo-backend/maintainability)
+[![Test Coverage](https://api.codeclimate.com/v1/badges/d506b5b2df687cbcd358/test_coverage)](https://codeclimate.com/github/Fs02/go-todo-backend/test_coverage)
+
 Go Todo Backend Example Using Modular Project Layout for Product Microservice. It's suitable as starting point for a medium to larger project.
 
 This example uses [Chi](https://github.com/go-chi/chi) for http router and [REL](https://github.com/Fs02/rel) for database access.