chore: Update configuration defaults and Docker port handling

- Modify Dockerfile to use dynamic port configuration
- Update Home Assistant host default to use local hostname
- Enhance JWT secret default length requirement
- Remove boilerplate and test setup configuration files

test/setup.ts

@@ -1,66 +0,0 @@
-import { afterEach, mock, expect } from "bun:test";
-
-// Setup global mocks
-global.fetch = mock(() => Promise.resolve(new Response()));
-
-// Mock WebSocket
-class MockWebSocket {
-    static CONNECTING = 0;
-    static OPEN = 1;
-    static CLOSING = 2;
-    static CLOSED = 3;
-
-    url: string;
-    readyState: number = MockWebSocket.CLOSED;
-    onopen: ((event: any) => void) | null = null;
-    onclose: ((event: any) => void) | null = null;
-    onmessage: ((event: any) => void) | null = null;
-    onerror: ((event: any) => void) | null = null;
-
-    constructor(url: string) {
-        this.url = url;
-        setTimeout(() => {
-            this.readyState = MockWebSocket.OPEN;
-            this.onopen?.({ type: 'open' });
-        }, 0);
-    }
-
-    send = mock((data: string) => {
-        if (this.readyState !== MockWebSocket.OPEN) {
-            throw new Error('WebSocket is not open');
-        }
-    });
-
-    close = mock(() => {
-        this.readyState = MockWebSocket.CLOSED;
-        this.onclose?.({ type: 'close', code: 1000, reason: '', wasClean: true });
-    });
-}
-
-// Add WebSocket to global
-(global as any).WebSocket = MockWebSocket;
-
-// Reset all mocks after each test
-afterEach(() => {
-    mock.restore();
-});
-
-// Add custom matchers
-expect.extend({
-    toBeValidResponse(received: Response) {
-        const pass = received instanceof Response && received.ok;
-        return {
-            message: () =>
-                `expected ${received instanceof Response ? 'Response' : typeof received} to${pass ? ' not' : ''} be a valid Response`,
-            pass
-        };
-    },
-    toBeValidWebSocket(received: any) {
-        const pass = received instanceof MockWebSocket;
-        return {
-            message: () =>
-                `expected ${received instanceof MockWebSocket ? 'MockWebSocket' : typeof received} to${pass ? ' not' : ''} be a valid WebSocket`,
-            pass
-        };
-    }
-});