Add comprehensive Electron build system and documentation

- Updated electron-builder.config.json with proper TimeSafari metadata
- Added Linux package support (AppImage, deb, rpm)
- Created build-packages.sh script for easy package building
- Added npm scripts for building from project root
- Created comprehensive README-BUILDING.md documentation
- Fixed package.json metadata (author, homepage, repository)
- Added maintainer information for Linux packages

Features:
- AppImage: Portable, no installation required (~145MB)
- Debian package: System integration via package manager (~96MB)
- RPM package: Support for RPM-based distributions
- Build scripts support individual or all package types

Usage:
- npm run electron:build (all packages)
- npm run electron:build:appimage (AppImage only)
- npm run electron:build:deb (Debian package only)
- cd electron && ./build-packages.sh [type]

electron/package.json

@@ -1,14 +1,15 @@
 {
   "name": "TimeSafari",
   "version": "1.0.0",
-  "description": "An Amazing Capacitor App",
+  "description": "Time Safari - Community building through gifts, gratitude, and collaborative projects",
+  "homepage": "https://timesafari.app",
   "author": {
-    "name": "",
-    "email": ""
+    "name": "Matthew Raymer",
+    "email": "matthew@timesafari.app"
   },
   "repository": {
     "type": "git",
-    "url": ""
+    "url": "https://github.com/trentlarson/crowd-master"
   },
   "license": "MIT",
   "main": "build/src/index.js",