refinements and following packaging best practices

Author: MoeMahhouk

Makefile

@@ -355,8 +355,8 @@ install-cargo-deb:
 ## Build .deb package using cargo-deb with reproducible settings
 deb-cargo: install-cargo-deb build-reproducible
 	@echo "Building .deb package with cargo-deb..."
-	@if [ ! -f "lighthouse/lighthouse.service" ]; then \
-		echo "❌ lighthouse.service not found in lighthouse/ directory"; \
+	@if [ ! -f "lighthouse/debian/lighthouse.service" ]; then \
+		echo "❌ lighthouse.service not found in lighthouse/debian/ directory"; \
 		exit 1; \
 	fi
 	@if [ ! -f "README.md" ]; then \

lighthouse/Cargo.toml

@@ -95,31 +95,24 @@ name = "lighthouse_tests"
 path = "tests/main.rs"
 
 [package.metadata.deb]
-# Package metadata
 maintainer = "Sigma Prime <[email protected]>"
 extended-description = """\
 Lighthouse is a Rust implementation of the Ethereum beacon chain, \
 built by Sigma Prime. It implements the official Ethereum 2.0 specification."""
 
-# Dependencies
 depends = "$auto, systemd"
 section = "net"
 priority = "optional"
+maintainer-scripts = "debian/"  # This tells cargo-deb where to find scripts
 
 # System integration
 systemd-units = { enable = false, start = false }
 
 # Assets to include in the package
 assets = [
-    # Binary - use target/release/ prefix (cargo-deb will replace with actual path)
     ["target/release/lighthouse", "usr/bin/", "755"],
-    
-    # Systemd service (in lighthouse directory)
-    ["lighthouse.service", "lib/systemd/system/", "644"],
-    
-    # Documentation (in parent directory)  
+    ["debian/lighthouse.service", "lib/systemd/system/", "644"],
     ["../README.md", "usr/share/doc/lighthouse/", "644"],
 ]
 
-# Use default features - let Makefile handle the building
 default-features = false

lighthouse/lighthouse.service renamed to lighthouse/debian/lighthouse.service

@@ -1,14 +1,12 @@
 [Unit]
-Description=Lighthouse Ethereum Beacon Chain Client
-Documentation=https://lighthouse-book.sigmaprime.io/
+Description=Lighthouse Ethereum Beacon Node
 After=network.target
 Wants=network.target
 
 [Service]
 Type=simple
-DynamicUser=true
 User=lighthouse
-Group=eth
+Group=lighthouse
 Restart=always
 RestartSec=5
 TimeoutStopSec=180

lighthouse/debian/postinst

@@ -0,0 +1,25 @@
+#!/bin/sh
+set -e
+
+# Create lighthouse user if it doesn't exist
+if ! getent passwd lighthouse >/dev/null 2>&1; then
+    adduser --system --group --home /var/lib/lighthouse \
+            --shell /bin/false --gecos "Lighthouse Beacon Node" lighthouse
+fi
+
+# Create data directory
+mkdir -p /var/lib/lighthouse
+chown lighthouse:lighthouse /var/lib/lighthouse
+chmod 750 /var/lib/lighthouse
+
+# Create log directory  
+mkdir -p /var/log/lighthouse
+chown lighthouse:lighthouse /var/log/lighthouse
+chmod 750 /var/log/lighthouse
+
+# Reload systemd
+systemctl daemon-reload || true
+
+#DEBHELPER#
+
+exit 0

lighthouse/debian/postrm

@@ -0,0 +1,17 @@
+#!/bin/sh
+set -e
+
+if [ "$1" = "purge" ]; then
+    # Remove user (optional - some prefer to keep it)
+    if getent passwd lighthouse >/dev/null 2>&1; then
+        deluser lighthouse || true
+    fi
+    
+    # Remove data directory (be careful!)
+    # rm -rf /var/lib/lighthouse || true
+    # rm -rf /var/log/lighthouse || true
+fi
+
+#DEBHELPER#
+
+exit 0

lighthouse/debian/prerm

@@ -0,0 +1,12 @@
+#!/bin/sh
+set -e
+
+if [ "$1" = "remove" ]; then
+    # Stop service if running
+    systemctl stop lighthouse || true
+    systemctl disable lighthouse || true
+fi
+
+#DEBHELPER#
+
+exit 0