Move deb related doc and test file into pkg/DEB

[GitHub #207]

pkg/DEB/INSTALL.md

@@ -0,0 +1,77 @@
+# DEB Package Installation
+
+## Installing from Release
+
+1. Download the appropriate DEB package from the [releases page](https://github.com/RubyMetric/chsrc/releases)
+2. Install using dpkg:
+   ```bash
+   sudo dpkg -i chsrc_*.deb
+   sudo apt-get install -f  # Fix any dependency issues
+   ```
+
+## Building from Source
+
+### Prerequisites
+
+Install the required build dependencies:
+
+```bash
+sudo apt-get update
+sudo apt-get install build-essential debhelper devscripts fakeroot
+```
+
+### Building the Package
+
+1. Clone the repository:
+   ```bash
+   git clone https://github.com/RubyMetric/chsrc.git
+   cd chsrc
+   ```
+
+2. Build the DEB package:
+   ```bash
+   make deb-build
+   ```
+
+3. Install the generated package:
+   ```bash
+   sudo dpkg -i ../chsrc_*.deb
+   ```
+
+### Cross-compilation
+
+To build for different architectures:
+
+```bash
+# For ARM64
+CC=aarch64-linux-gnu-gcc dpkg-buildpackage -us -uc -b -aarm64
+
+# For ARMv7 (armhf)
+CC=arm-linux-gnueabihf-gcc dpkg-buildpackage -us -uc -b -aarmhf
+```
+
+### Cleaning Build Artifacts
+
+```bash
+make deb-clean
+```
+
+## Package Information
+
+- **Package Name**: chsrc
+- **Architecture**: amd64, arm64, armhf
+- **Dependencies**: Standard C library
+- **Installation Path**: `/usr/bin/chsrc`
+- **Manual Page**: `/usr/share/man/man1/chsrc.1`
+
+## Uninstalling
+
+```bash
+sudo apt-get remove chsrc
+```
+
+Or completely remove including configuration:
+
+```bash
+sudo apt-get purge chsrc
+```