Initial implementation from blueprint

.gitignore

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+# Manual dependencies (GitHub packages workaround)
+.dependencies/
+
+# Reference repository (can be re-cloned as needed)
+FlashForgeUI-Electron/
+
+# Node modules
+node_modules/
+
+# Build outputs
+dist/
+build/
+out/
+
+# Environment variables
+.env
+.env.local
+.env.*.local
+
+# Logs
+logs/
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+pnpm-debug.log*
+lerna-debug.log*
+
+# OS files
+.DS_Store
+Thumbs.db
+
+# IDE files
+.vscode/
+.idea/
+*.swp
+*.swo
+*~
+
+# Testing
+coverage/
+
+# Temporary files
+*.tmp
+*.temp
+.cache/