diff --git a/.github/workflows/nightly.yaml b/.github/workflows/nightly.yaml
new file mode 100644
index 0000000..b21fddb
--- /dev/null
+++ b/.github/workflows/nightly.yaml
@@ -0,0 +1,29 @@
+name: Nightly check for sustainability
+
+on:
+  schedule:
+    - cron: "0 10 * * *"  # 5 AM EST (GitHub Actions uses UTC)
+  workflow_dispatch:
+
+jobs:
+  run-nightly-script:
+    name: Run nightly sustainability check
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout default branch
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0  # optional: fetch full history if needed
+
+      - name: Install GH extension
+        run: gh extension install kassett/gh-commit
+        shell: bash
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Run nightly script
+        shell: bash
+        run: ./integrationTests/general.sh
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
diff --git a/cmd/execute.go b/cmd/execute.go
index e9d2e53..43f8aa2 100644
--- a/cmd/execute.go
+++ b/cmd/execute.go
@@ -11,7 +11,7 @@ import (
 )
 
 // VERSION number: changed in CI
-const VERSION = "v0.2.0"
+const VERSION = "v0.2.1"
 
 var rootPath string
 var repo repository.Repository
diff --git a/integrationTests/general.sh b/integrationTests/general.sh
new file mode 100755
index 0000000..334ab10
--- /dev/null
+++ b/integrationTests/general.sh
@@ -0,0 +1,109 @@
+#!/bin/bash
+
+current_branch=$(git rev-parse --abbrev-ref HEAD)
+
+for i in {1..2}; do
+  mkdir tmp > /dev/null 2>&1
+  echo "RANDOM1" > tmp/random1.txt
+  echo "RANDOM2" > tmp/random2.txt
+
+  branch=$(echo random-nightly-branch-$(date +%F)-$((RANDOM % 100 + 1)))
+
+  if [[ $i -eq 1 ]]; then
+    gh commit tmp/random1.txt tmp/random2.txt \
+      -m "Randomly commit for nightly test." \
+      -B $branch
+  else
+    gh commit -U -A \
+      -m "Randomly commit for nightly test." \
+      -B $branch
+  fi
+
+  git fetch
+  git checkout $branch
+
+  cat tmp/random1.txt
+  cat tmp/random2.txt
+
+  rm -rf tmp
+
+  git switch -
+  sleep 1
+
+  repo_info=$(gh repo view --json owner,name -q '.owner.login + "/" + .name')
+  gh api -X DELETE repos/$repo_info/git/refs/heads/$branch
+  git checkout $current_branch
+done
+
+for i in {1..2}; do
+  mkdir tmp > /dev/null 2>&1
+  echo "RANDOM1" > tmp/random1.txt
+  echo "RANDOM2" > tmp/random2.txt
+
+  branch=$(echo random-nightly-branch-$(date +%F)-$((RANDOM % 100 + 1)))
+
+  if [[ $i -eq 1 ]]; then
+    gh commit tmp/random1.txt tmp/random2.txt \
+      -m "Randomly commit for nightly test." \
+      -B $branch
+  else
+    gh commit -U -A \
+      -m "Randomly commit for nightly test." \
+      -B $branch
+  fi
+
+  git fetch
+  git checkout $branch
+
+  cat tmp/random1.txt
+  cat tmp/random2.txt
+
+  rm -rf tmp
+
+  git switch -
+  sleep 1
+
+  repo_info=$(gh repo view --json owner,name -q '.owner.login + "/" + .name')
+  gh api -X DELETE repos/$repo_info/git/refs/heads/$branch
+  git checkout $current_branch
+done
+
+
+for i in {1..2}; do
+  mkdir tmp > /dev/null 2>&1
+  echo "RANDOM1" > tmp/random1.txt
+  echo "RANDOM2" > tmp/random2.txt
+
+  branch=$(echo random-nightly-branch-$(date +%F)-$((RANDOM % 100 + 1)))
+  headRef=$(echo random-nightly-branch-$(date +%F)-$((RANDOM % 1000 + 1)))
+
+  if [[ $i -eq 1 ]]; then
+    gh commit tmp/random1.txt tmp/random2.txt -P \
+      -m "Randomly commit for nightly test." \
+      -B $branch -H $headRef -T "Title of PR"
+  else
+    gh commit -U -A \
+      -m "Randomly commit for nightly test." -P \
+      -B $branch -H $headRef -T "Title of PR"
+  fi
+
+  git fetch
+  git checkout $branch
+
+  cat tmp/random1.txt
+  cat tmp/random2.txt
+
+  rm -rf tmp
+
+  git switch -
+  sleep 1
+
+  pr_number=$(gh pr list --head "$headRef" --json number -q '.[0].number')
+  echo $pr_number
+
+  repo_info=$(gh repo view --json owner,name -q '.owner.login + "/" + .name')
+  gh pr close $pr_number
+  gh api -X DELETE repos/$repo_info/git/refs/heads/$branch
+  gh api -X DELETE repos/$repo_info/git/refs/heads/$headRef
+  git checkout $current_branch
+done
\ No newline at end of file