Add files via upload

Author: GeekNeuron

.github/CONTRIBUTING.md

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+# Contributing to SubPilot
+
+We welcome contributions to SubPilot — subtitle editor for Android built with Jetpack Compose.
+
+## How to Contribute
+
+1. **Fork the repo** and create your branch from `main`
+2. **Write clean Kotlin code** that follows Jetpack Compose & Android style guidelines
+3. **Test your changes** on real/emulated device
+4. **Submit a Pull Request** with a clear description
+
+## Guidelines
+
+### Code Style
+- Follow Kotlin best practices
+- Use meaningful variable and function names
+- Avoid magic numbers and hardcoded strings
+
+### Commits
+Use clear messages:
+```bash
+git commit -m "fix(timeline): fix overlapping blocks on zoom"
+git commit -m "feat: add dual subtitle preview box"
+```
+
+### Issues
+- Use labels like `bug`, `enhancement`, `help wanted`
+- Search existing issues before opening new ones
+
+## Branch Naming
+```
+feature/xyz-feature-name
+fix/xyz-bug-description
+```
+
+## Contact
+For major contributions or suggestions, open a discussion or contact the maintainers.

.github/ISSUE_TEMPLATE/bug_report.md

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+---
+name: Bug report
+about: Report a problem or unexpected behavior in SubPilot
+title: "[Bug]: "
+labels: [bug]
+assignees: []
+---
+
+### Summary
+Briefly describe the issue.
+
+### Steps to Reproduce
+1. Go to '...'
+2. Click on '...'
+3. See the error
+
+### Expected Behavior
+What should have happened?
+
+### Actual Behavior
+What actually happened?
+
+### Environment
+- Device: [e.g. Pixel 7]
+- Android: [e.g. 13]
+- App version: [e.g. 1.0.0]
+
+### Screenshots
+_Add if available_
+
+### Additional context
+Any other details...

.github/ISSUE_TEMPLATE/feature_request.md

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+---
+name: Feature request
+about: Suggest an idea or improvement for SubPilot
+title: "[Feature]: "
+labels: [enhancement]
+assignees: []
+---
+
+### Is your feature request related to a problem?
+Please describe what the problem is.
+
+### Describe the solution you'd like
+What would you like to see implemented?
+
+### Alternatives you've considered
+Did you try anything else?
+
+### Additional context
+Mockups, links, or ideas...

.github/SECURITY.md

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+# Security Policy
+
+## Reporting a Vulnerability
+
+If you discover a security vulnerability in SubPilot, please contact us directly.
+
+- Email: `docishoon@gmail.com`
+- GitHub: Open an issue and mark it with `security`
+
+We appreciate responsible disclosure and will work with you to address the issue promptly.
+
+## Supported Versions
+Currently supported:
+
+| Version | Supported |
+|---------|-----------|
+| 1.0.x   | ✅         |
+| < 1.0   | ❌         |
+
+## Disclosure Process
+1. Submit issue or email privately
+2. Maintainers triage and investigate
+3. Patch is prepared
+4. CVE (if needed) and release published
+
+Thank you for keeping SubPilot safe!

.github/workflows/android.yml

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+name: Android Build
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-java@v3
+      with:
+        distribution: 'zulu'
+        java-version: '17'
+    - name: Make gradlew executable
+      run: chmod +x gradlew
+    - name: Build debug APK
+      run: ./gradlew assembleDebug
+    - name: Upload debug APK
+      uses: actions/upload-artifact@v4
+      with:
+        name: subpilot-debug-apk
+        path: app/build/outputs/apk/debug/app-debug.apk

.github/workflows/lint.yml

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+name: Lint
+
+on: [push, pull_request]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-java@v3
+      with:
+        distribution: 'zulu'
+        java-version: '17'
+    - name: Make gradlew executable
+      run: chmod +x gradlew
+    - name: Run Lint
+      run: ./gradlew lint

.github/workflows/test.yml

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+name: Unit Tests
+
+on: [push, pull_request]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+    - uses: actions/setup-java@v3
+      with:
+        distribution: 'zulu'
+        java-version: '17'
+    - name: Make gradlew executable
+      run: chmod +x gradlew
+    - name: Run tests
+      run: ./gradlew testDebugUnitTest