Fix invalid URL issue

.Rbuildignore

@@ -18,3 +18,4 @@ report_files/
 ^pkgdown$
 ^CODE_OF_CONDUCT\.md$
 ^code_of_conduct\.md$
+^CRAN-SUBMISSION$

README.Rmd

@@ -24,7 +24,7 @@ knitr::opts_chunk$set(
 [![Total Downloads](http://cranlogs.r-pkg.org/badges/grand-total/DataExplorer)](https://cran.r-project.org/package=DataExplorer)
 [![GitHub Stars](https://img.shields.io/github/stars/boxuancui/DataExplorer.svg?style=social)](https://github.com/boxuancui/DataExplorer)
 [![R-CMD-check](https://github.com/boxuancui/DataExplorer/actions/workflows/check-standard.yaml/badge.svg)](https://github.com/boxuancui/DataExplorer/actions/workflows/check-standard.yaml)
-[![codecov](https://codecov.io/gh/boxuancui/DataExplorer/graph/badge.svg?token=w8eMGjF8Jw)](https://codecov.io/gh/boxuancui/DataExplorer)
+[![codecov](https://codecov.io/gh/boxuancui/DataExplorer/graph/badge.svg?token=w8eMGjF8Jw)](https://app.codecov.io/gh/boxuancui/DataExplorer)
 [![CII Best Practices](https://bestpractices.coreinfrastructure.org/projects/2053/badge)](https://bestpractices.coreinfrastructure.org/projects/2053)
 [![Contributor Covenant](https://img.shields.io/badge/Contributor%20Covenant-2.1-4baaaa.svg)](http://boxuancui.github.io/DataExplorer/code_of_conduct.html)
 

README.md

@@ -9,7 +9,7 @@ Downloads](http://cranlogs.r-pkg.org/badges/grand-total/DataExplorer)](https://c
 [![GitHub
 Stars](https://img.shields.io/github/stars/boxuancui/DataExplorer.svg?style=social)](https://github.com/boxuancui/DataExplorer)
 [![R-CMD-check](https://github.com/boxuancui/DataExplorer/actions/workflows/check-standard.yaml/badge.svg)](https://github.com/boxuancui/DataExplorer/actions/workflows/check-standard.yaml)
-[![codecov](https://codecov.io/gh/boxuancui/DataExplorer/graph/badge.svg?token=w8eMGjF8Jw)](https://codecov.io/gh/boxuancui/DataExplorer)
+[![codecov](https://codecov.io/gh/boxuancui/DataExplorer/graph/badge.svg?token=w8eMGjF8Jw)](https://app.codecov.io/gh/boxuancui/DataExplorer)
 [![CII Best
 Practices](https://bestpractices.coreinfrastructure.org/projects/2053/badge)](https://bestpractices.coreinfrastructure.org/projects/2053)
 [![Contributor

cran-comments.md

@@ -4,14 +4,7 @@ I have addressed the 2 NOTES in the Check Results page, i.e.,
 * Missing `obj` definition
 * `LazyData` is specified without a `data` directory
 
-In addition, I am getting the following warning regarding Codecov.io. I copied them directly from the official page and tested them. My original URL is working fine and the suggested badge URL is not working. I am not sure what the problem is, so please advise on how to address it.
-
-```
-! Warning: README.md:12:13 Moved
-[![codecov](https://codecov.io/gh/boxuancui/DataExplorer/graph/badge.svg?token=w8eMGjF8Jw)](https://codecov.io/gh/boxuancui/DataExplorer)
-            ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-            https://app.codecov.io/gh/boxuancui/DataExplorer
-```
+In addition, I have fixed the invalid URL note from the previous submission.
 
 ## Test environments
 GitHub Actions:
@@ -26,8 +19,6 @@ GitHub Actions:
 
 ## R CMD check results
 
-The only outstanding note is what I described above.
-
-	❯ checking CRAN incoming feasibility ... [6s/49s] NOTE  	Maintainer: ‘Boxuan Cui <boxuancui@gmail.com>’  	  	Found the following (possibly) invalid URLs:   	 URL: https://codecov.io/gh/boxuancui/DataExplorer (moved to https://app.codecov.io/gh/boxuancui/DataExplorer)   	   From: README.md   	   Status: 200   	   Message: OK		0 errors ✔ | 0 warnings ✔ | 1 note ✖
+0 errors ✔ | 0 warnings ✔ | 0 notes ✔
 
 ## revdepcheck resultsWe checked 1 reverse dependencies, comparing R CMD check results across CRAN and dev versions of this package. * We saw 0 new problems * We failed to check 0 packages