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Added Git branch protection workflow #1

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Merged
QBitFoundry merged 1 commit into from
May 20, 2026
Merged

Added Git branch protection workflow #1

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78 changes: 78 additions & 0 deletions .github/workflows/branch-flow.yml
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Original file line number Diff line number Diff line change
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name: "Branch Flow Protection"

on:
pull_request:

jobs:
enforce-branch-flow:
runs-on: ubuntu-latest

steps:
- name: Validate PR branch flow
env:
SOURCE: ${{ github.head_ref }}
TARGET: ${{ github.base_ref }}

run: |
echo "PR: $SOURCE -> $TARGET"

case "$SOURCE" in

# Block main going into lower branches
main)
echo "🚀 $SOURCE -❌-> 🎯 $TARGET"
echo " "
echo "❌ main cannot merge downward."
echo "⚠️ Error: Merging from main into '$TARGET' is prohibited."
exit 1
;;

# Hotfix/* branches can only go into main
hotfix/*)
if [[ "$TARGET" != "main" ]]; then
echo "🚀 $SOURCE -❌-> 🎯 $TARGET"
echo " "
echo "❌ hotfix/* branches must target main."
echo "⚠️ Error: Merging from $SOURCE into '$TARGET' is prohibited."
exit 1
fi
;;

# Develop branches can only go into main
develop)
if [["$TARGET" != "main" ]]; then
echo "🚀 $SOURCE -❌-> 🎯 $TARGET"
echo " "
echo "❌ develop branch must target main."
echo "⚠️ Error: Merging from $SOURCE into '$TARGET' is prohibited."
exit 1
fi
;;

# Features/* branches can only go into develop
feature/*)
if [[ "$TARGET" != "develop" ]]; then
echo "🚀 $SOURCE -❌-> 🎯 $TARGET"
echo " "
echo "❌ feature/* branches must target develop."
echo "⚠️ Error: Merging from $SOURCE into '$TARGET' is prohibited."
exit 1
fi
;;

# Bugfixes/* branches can only go into develop
bugfix/*)
if [[ "$TARGET" != "develop" ]]; then
echo "🚀 $SOURCE -❌-> 🎯 $TARGET"
echo " "
echo "❌ bugfix/* branches must target develop."
echo "⚠️ Error: Merging from $SOURCE into '$TARGET' is prohibited."
exit 1
fi
;;

esac

echo "✅ Branch flow is valid."
echo " "
echo "🚀 $SOURCE -✅-> 🎯 $TARGET"