remove redundant files (#2)

* remove redundant files

* check for link rot

.github/workflows/bookdown.yaml

@@ -16,11 +16,10 @@ name: bookdown
 jobs:
   bookdown:
     runs-on: ubuntu-latest
-    # Only restrict concurrency for non-PR jobs
-    concurrency:
-      group: pkgdown-${{ github.event_name != 'pull_request' || github.run_id }}
+
     env:
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
+
     steps:
       - uses: actions/checkout@v4
 

.github/workflows/check-link-rot.yaml

@@ -0,0 +1,49 @@
+on:
+  push:
+    branches: [main, master]
+  pull_request:
+    branches: [main, master]
+  schedule:
+    # * is a special character in YAML so you have to quote this string
+    # Trigger once a week at 00:00 on Sunday
+    - cron: "0 0 * * SUN"
+
+name: check-link-rot
+
+jobs:
+  check-link-rot:
+    runs-on: ubuntu-latest
+    env:
+      GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
+      R_KEEP_PKG_SOURCE: yes
+    steps:
+      - uses: actions/checkout@v4
+
+      - uses: r-lib/actions/setup-pandoc@v2
+        with:
+          pandoc-version: "3.1.8"
+
+      - uses: r-lib/actions/setup-r@v2
+        with:
+          r-version: "devel"
+          http-user-agent: "release"
+          use-public-rspm: true
+
+      - uses: r-lib/actions/setup-r-dependencies@v2
+        with:
+          pak-version: devel
+          dependencies: '"hard"'
+          extra-packages: |
+            any::rcmdcheck
+            any::urlchecker
+          needs: check
+
+      - name: Run URL checker
+        run: |
+          options(crayon.enabled = TRUE)
+          rotten_links <- urlchecker::url_check(progress = FALSE)
+          print(rotten_links)
+          if (length(rotten_links$URL) > 0L) {
+            cli::cli_abort("Some URLs are outdated and need to be updated.")
+          }
+        shell: Rscript {0}

.gitignore

@@ -39,3 +39,4 @@ vignettes/*.pdf
 .Renviron
 
 rsconnect
+.github/.DS_Store

DESCRIPTION

@@ -12,7 +12,8 @@ Description: This presentation summarizes my understanding of best practices in
     naming things for software development. This is not a package, and the 
     DESCRIPTION file is included to make it easier to install required packages 
     in GitHub action workflows.
-URL: https://github.com/IndrajeetPatil/Advanced-R-exercises
+URL: https://github.com/IndrajeetPatil/Advanced-R-exercises, 
+    https://indrajeetpatil.github.io/Advanced-R-exercises/
 BugReports: https://github.com/IndrajeetPatil/Advanced-R-exercises/issues
 Depends: 
     R (>= 4.1.0)