chore: migrate to codecov (#40)

Author: Justintime50

.github/workflows/ci.yml

@@ -63,12 +63,11 @@ jobs:
       - name: Convert coverage report
         if: github.ref == 'refs/heads/main'
         run: grcov target/site/jacoco/jacoco.xml --source-dir ./ --ignore "target/*" > coverage.lcov
-      - name: Coveralls
+      - name: Coverage
         if: github.ref == 'refs/heads/main'
-        uses: coverallsapp/github-action@master
+        uses: codecov/codecov-action@v5
         with:
-          github-token: ${{ secrets.GITHUB_TOKEN }}
-          path-to-lcov: './coverage.lcov'
+          token: ${{ secrets.CODECOV_TOKEN }}
   lint:
     runs-on: ubuntu-latest
     steps:

README.md

@@ -1,7 +1,7 @@
 # EasyVCR
 
 [![CI](https://github.com/EasyPost/easyvcr-java/workflows/CI/badge.svg)](https://github.com/EasyPost/easyvcr-java/actions?query=workflow%3ACI)
-[![Coverage Status](https://coveralls.io/repos/github/EasyPost/easyvcr-java/badge.svg?branch=main)](https://coveralls.io/github/EasyPost/easyvcr-java?branch=main)
+[![codecov](https://codecov.io/gh/EasyPost/easyvcr-java/graph/badge.svg?token=XJ467W6W8V)](https://codecov.io/gh/EasyPost/easyvcr-java)
 [![Maven Central](https://img.shields.io/maven-central/v/com.easypost/easyvcr?label=Maven%20Central)](https://central.sonatype.dev/search?q=easyvcr)
 
 EasyVCR is a library for recording and replaying HTTP interactions in your test suite.