Remove outdated documentation files related to auto-updates, build instructions, and testing updates. Update dev-app-update.yml and package.json to reflect the correct GitHub owner. This cleanup streamlines the project and ensures accurate configuration for future updates.

docs/BUILD.md

@@ -0,0 +1,39 @@
+# Build Instructions
+
+## Prerequisites
+
+Install dependencies:
+```bash
+npm install
+```
+
+## Building
+
+### Build for current platform:
+```bash
+npm run build
+```
+
+### Build for specific platform:
+
+**Windows:**
+```bash
+npm run build:win
+```
+
+**Linux:**
+```bash
+npm run build:linux
+```
+
+**macOS:**
+```bash
+npm run build:mac
+```
+
+### Build for all platforms:
+```bash
+npm run build:all
+```
+
+Built executables will be in the `dist/` directory