feat(ci): Add complete CI/CD pipeline with GitHub Actions

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,48 @@
+---
+name: Bug Report
+about: Report a bug or unexpected behavior
+title: '[BUG] '
+labels: bug
+assignees: ''
+---
+
+## Bug Description
+<!-- A clear and concise description of what the bug is -->
+
+## Steps to Reproduce
+1. 
+2. 
+3. 
+
+## Expected Behavior
+<!-- What you expected to happen -->
+
+## Actual Behavior
+<!-- What actually happened -->
+
+## Environment
+- **OS**: <!-- e.g., Ubuntu 22.04, macOS 13.0 -->
+- **Compiler**: <!-- e.g., gcc 11.3, clang 14.0 -->
+- **Branch**: <!-- e.g., main, feature/new-feature -->
+- **Commit**: <!-- git commit hash if known -->
+
+## Scene File
+<!-- If applicable, paste the .rt scene file content that triggers the bug -->
+```
+[paste scene file here if relevant]
+```
+
+## Error Output
+<!-- Paste any error messages or unexpected output -->
+```
+[paste error output here]
+```
+
+## Screenshots
+<!-- If applicable, add screenshots to help explain the problem -->
+
+## Additional Context
+<!-- Add any other context about the problem here -->
+
+## Possible Solution
+<!-- Optional: suggest a fix or reason for the bug -->

.github/ISSUE_TEMPLATE/documentation.md

@@ -0,0 +1,48 @@
+---
+name: Documentation
+about: Report documentation issues or suggest improvements
+title: '[DOCS] '
+labels: documentation
+assignees: ''
+---
+
+## Documentation Issue
+<!-- Describe the documentation problem or improvement -->
+
+## Location
+<!-- Where is the documentation issue located? -->
+- **File**: <!-- e.g., README.md, docs/rendering.md -->
+- **Section**: <!-- e.g., Installation, Usage, API Reference -->
+- **Line**: <!-- If applicable -->
+
+## Type of Issue
+- [ ] Missing documentation
+- [ ] Incorrect information
+- [ ] Unclear explanation
+- [ ] Typo or formatting
+- [ ] Outdated content
+- [ ] Translation needed
+- [ ] Other: 
+
+## Current Documentation
+<!-- Quote or screenshot the problematic documentation -->
+```
+[paste current documentation here]
+```
+
+## Suggested Improvement
+<!-- How should the documentation be changed? -->
+```
+[paste suggested documentation here]
+```
+
+## Context
+<!-- Why is this change important? Who would benefit? -->
+
+## Additional Resources
+<!-- Links to related documentation, references, or examples -->
+
+## Language
+- [ ] English
+- [ ] Korean (한국어)
+- [ ] Both

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,49 @@
+---
+name: Feature Request
+about: Suggest a new feature or enhancement
+title: '[FEATURE] '
+labels: enhancement
+assignees: ''
+---
+
+## Feature Description
+<!-- A clear and concise description of the feature you'd like to see -->
+
+## Problem Statement
+<!-- What problem does this feature solve? -->
+
+## Proposed Solution
+<!-- How would you like this feature to work? -->
+
+## Alternative Solutions
+<!-- Are there any alternative approaches you've considered? -->
+
+## Use Cases
+<!-- Describe specific scenarios where this feature would be useful -->
+1. 
+2. 
+3. 
+
+## Implementation Ideas
+<!-- Optional: technical suggestions for implementation -->
+
+## Examples
+<!-- Optional: code snippets, mockups, or references to similar features -->
+
+## Impact
+<!-- How would this feature benefit the project? -->
+- [ ] Improves performance
+- [ ] Enhances user experience
+- [ ] Adds new functionality
+- [ ] Improves code quality
+- [ ] Other: 
+
+## Priority
+<!-- How important is this feature to you? -->
+- [ ] Critical - blocks important work
+- [ ] High - significantly improves workflow
+- [ ] Medium - nice to have
+- [ ] Low - minor improvement
+
+## Additional Context
+<!-- Add any other context, screenshots, or references -->

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,78 @@
+## Description
+<!-- Provide a clear and concise description of what this PR does -->
+
+## Related Issue
+<!-- Link to the issue this PR addresses -->
+Closes #
+
+## Type of Change
+<!-- Mark the relevant option with an 'x' -->
+- [ ] Bug fix (non-breaking change that fixes an issue)
+- [ ] New feature (non-breaking change that adds functionality)
+- [ ] Breaking change (fix or feature that would cause existing functionality to change)
+- [ ] Documentation update
+- [ ] Code refactoring
+- [ ] Performance improvement
+- [ ] Build/CI improvement
+
+## Changes
+<!-- List the main changes made in this PR -->
+- 
+- 
+- 
+
+## Testing
+<!-- Describe how you tested these changes -->
+
+### Test Environment
+- **OS**: <!-- e.g., Ubuntu 22.04, macOS 13.0 -->
+- **Compiler**: <!-- e.g., gcc 11.3, clang 14.0 -->
+
+### Test Steps
+1. 
+2. 
+3. 
+
+### Test Results
+- [ ] All existing tests pass
+- [ ] New tests added and passing
+- [ ] Manual testing completed
+- [ ] Norminette check passed
+- [ ] No memory leaks (valgrind/leaks)
+
+## Screenshots
+<!-- If applicable, add screenshots to demonstrate the changes -->
+
+## Checklist
+<!-- Ensure all items are completed before submitting PR -->
+- [ ] Code follows project style guidelines (norminette)
+- [ ] Self-review of code completed
+- [ ] Comments added for complex logic
+- [ ] Documentation updated (if needed)
+- [ ] No new warnings generated
+- [ ] Tests added for new functionality
+- [ ] All tests passing locally
+- [ ] Branch is up to date with base branch
+- [ ] Commit messages follow conventional format
+- [ ] No sensitive data included
+
+## Constitution Compliance
+<!-- Verify compliance with project constitution -->
+- [ ] 42 Norminette compliance verified
+- [ ] Code readability prioritized
+- [ ] Unit tests created and passing
+- [ ] Documentation updated (English + Korean if applicable)
+- [ ] Build verification completed
+- [ ] Git branch strategy followed
+- [ ] Logs stored in logs/ directory
+
+## Performance Impact
+<!-- If applicable, describe any performance implications -->
+- [ ] No performance impact
+- [ ] Performance improved
+- [ ] Performance decreased (justified below)
+
+<!-- If performance decreased, explain why and provide benchmarks -->
+
+## Additional Notes
+<!-- Any other information that reviewers should know -->

.github/agents/copilot-instructions.md

@@ -3,6 +3,8 @@
 Auto-generated from all feature plans. Last updated: 2025-12-15
 
 ## Active Technologies
+- C (C99 standard), Makefile, YAML (GitHub Actions), Shell scripts (Bash) (001-cicd-pipeline-github-workflow)
+- Git repository, GitHub Actions artifacts for build logs and releases (001-cicd-pipeline-github-workflow)
 
 - C (C99 or later with -std=c99 or compatible) + MinilibX (X11/XQuartz graphics library), libm (math library), optional libft (001-raytracer)
 
@@ -22,6 +24,7 @@ tests/
 C (C99 or later with -std=c99 or compatible): Follow standard conventions
 
 ## Recent Changes
+- 001-cicd-pipeline-github-workflow: Added C (C99 standard), Makefile, YAML (GitHub Actions), Shell scripts (Bash)
 
 - 001-raytracer: Added C (C99 or later with -std=c99 or compatible) + MinilibX (X11/XQuartz graphics library), libm (math library), optional libft
 

.github/workflows/ci.yml

@@ -0,0 +1,136 @@
+name: CI
+
+on:
+  push:
+    branches: [ main, develop, 'feature/**', '**-**' ]
+  pull_request:
+    branches: [ main, develop ]
+
+jobs:
+  norminette:
+    name: Norminette Check
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Install Norminette
+        run: |
+          python3 -m pip install --upgrade pip setuptools
+          python3 -m pip install norminette
+
+      - name: Run Norminette on sources
+        run: |
+          norminette src/ includes/
+          echo "✓ Norminette check passed"
+
+  build-linux:
+    name: Build on Linux
+    runs-on: ubuntu-latest
+    needs: norminette
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Install dependencies
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y gcc make xorg libxext-dev libbsd-dev
+
+      - name: Setup MinilibX for Linux
+        run: |
+          if [ ! -f lib/minilibx-linux/Makefile ]; then
+            echo "Cloning minilibx-linux..."
+            rm -rf lib/minilibx-linux
+            git clone https://github.com/42Paris/minilibx-linux.git lib/minilibx-linux
+          fi
+
+      - name: Build MinilibX
+        run: |
+          cd lib/minilibx-linux
+          make
+
+      - name: Build miniRT
+        run: |
+          make
+          ls -lh miniRT
+
+      - name: Upload Linux artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: miniRT-linux
+          path: miniRT
+          retention-days: 7
+
+  build-macos:
+    name: Build on MacOS
+    runs-on: macos-latest
+    needs: norminette
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Build miniRT
+        run: |
+          make
+          ls -lh miniRT
+
+      - name: Upload MacOS artifact
+        uses: actions/upload-artifact@v4
+        with:
+          name: miniRT-macos
+          path: miniRT
+          retention-days: 7
+
+  test-linux:
+    name: Test on Linux
+    runs-on: ubuntu-latest
+    needs: build-linux
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Download Linux artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: miniRT-linux
+
+      - name: Install X11 for testing
+        run: |
+          sudo apt-get update
+          sudo apt-get install -y xvfb libxext-dev libx11-dev
+
+      - name: Make executable
+        run: chmod +x miniRT
+
+      - name: Test scene file parsing
+        run: |
+          # Test with valid scene file
+          timeout 5s xvfb-run -a ./miniRT scenes/test_all_objects.rt || true
+          echo "✓ Scene file parsing test completed"
+
+      - name: Test error handling
+        run: |
+          # Test with invalid file (should fail gracefully)
+          ./miniRT nonexistent.rt 2>&1 | grep -q "Error" && echo "✓ Error handling works" || exit 1
+
+  test-macos:
+    name: Test on MacOS
+    runs-on: macos-latest
+    needs: build-macos
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Download MacOS artifact
+        uses: actions/download-artifact@v4
+        with:
+          name: miniRT-macos
+
+      - name: Make executable
+        run: chmod +x miniRT
+
+      - name: Test error handling
+        run: |
+          # Test with invalid file (should fail gracefully)
+          ./miniRT nonexistent.rt 2>&1 | grep -q "Error" && echo "✓ Error handling works" || exit 1