From f157253e7e1ac1b74d5a372ad7e72693e2a8bc1a Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 20 Aug 2025 19:22:08 +0000
Subject: [PATCH 1/4] Initial plan


From 6a7a2550c33452589c3e222b00079f68eea813c9 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 20 Aug 2025 19:26:03 +0000
Subject: [PATCH 2/4] Implement master branch creation from main

Co-authored-by: sercancavus <62888423+sercancavus@users.noreply.github.com>
---
 create-master-branch.sh | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100755 create-master-branch.sh

diff --git a/create-master-branch.sh b/create-master-branch.sh
new file mode 100755
index 0000000..4ef87ad
--- /dev/null
+++ b/create-master-branch.sh
@@ -0,0 +1,18 @@
+#!/bin/bash
+set -euo pipefail
+
+echo -e "\e[36m🔄 Creating master branch from main...\e[0m"
+
+# Step 1: Checkout main branch
+git checkout main
+echo -e "\e[32m✅ Switched to main branch\e[0m"
+
+# Step 2: Create and checkout master branch
+git checkout -b master
+echo -e "\e[32m✅ Created and switched to master branch\e[0m"
+
+# Step 3: Push master branch to origin
+git push origin master
+echo -e "\e[32m✅ Pushed master branch to origin\e[0m"
+
+echo -e "\e[32m🎉 Master branch successfully created and pushed!\e[0m"
\ No newline at end of file

From 63e74b4f9c7851dfeacc170a91f733ddf5bb20f4 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 20 Aug 2025 19:26:53 +0000
Subject: [PATCH 3/4] Improve master branch creation script with error handling

Co-authored-by: sercancavus <62888423+sercancavus@users.noreply.github.com>
---
 create-master-branch.sh | 20 ++++++++++++++++++--
 1 file changed, 18 insertions(+), 2 deletions(-)

diff --git a/create-master-branch.sh b/create-master-branch.sh
index 4ef87ad..8f0cd5f 100755
--- a/create-master-branch.sh
+++ b/create-master-branch.sh
@@ -3,13 +3,29 @@ set -euo pipefail
 
 echo -e "\e[36m🔄 Creating master branch from main...\e[0m"
 
+# Verify we are in a git repository
+if ! git rev-parse --git-dir > /dev/null 2>&1; then
+  echo -e "\e[31m❌ Not in a git repository\e[0m"
+  exit 1
+fi
+
 # Step 1: Checkout main branch
+if ! git rev-parse --verify main >/dev/null 2>&1; then
+  echo -e "\e[31m❌ Main branch does not exist\e[0m"
+  exit 1
+fi
 git checkout main
 echo -e "\e[32m✅ Switched to main branch\e[0m"
 
 # Step 2: Create and checkout master branch
-git checkout -b master
-echo -e "\e[32m✅ Created and switched to master branch\e[0m"
+if git rev-parse --verify master >/dev/null 2>&1; then
+  echo -e "\e[33m⚠️  Master branch already exists, switching to it\e[0m"
+  git checkout master
+else
+  echo -e "\e[34m📝 Creating new master branch\e[0m"
+  git checkout -b master
+fi
+echo -e "\e[32m✅ Switched to master branch\e[0m"
 
 # Step 3: Push master branch to origin
 git push origin master

From 949ed9428587caafc2bed5d1f1c3952733306eb1 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Wed, 20 Aug 2025 19:28:36 +0000
Subject: [PATCH 4/4] Complete implementation of master branch creation script

Co-authored-by: sercancavus <62888423+sercancavus@users.noreply.github.com>
---
 create-master-branch.sh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/create-master-branch.sh b/create-master-branch.sh
index 8f0cd5f..dfc5f28 100755
--- a/create-master-branch.sh
+++ b/create-master-branch.sh
@@ -1,4 +1,11 @@
 #!/bin/bash
+# Script to create a master branch from the main branch
+# Implements the exact commands from the problem statement:
+#   1. git checkout main
+#   2. git checkout -b master
+#   3. git push origin master
+#
+# This script includes error handling and checks for existing branches
 set -euo pipefail
 
 echo -e "\e[36m🔄 Creating master branch from main...\e[0m"