feat: Enable go2rtc live stream proxying (#2159)

- Closes #1984

src/ha/web-proxy.ts

@@ -7,30 +7,37 @@ const hasWebProxyAvailable = (hass: HomeAssistant): boolean => {
   return hass.config.components.includes(HASS_WEB_PROXY_DOMAIN);
 };
 
-export const getWebProxiedURL = (url: string, v?: number): string => {
-  return `/api/${HASS_WEB_PROXY_DOMAIN}/v${v ?? 0}/?url=${encodeURIComponent(url)}`;
+interface ProxiedURLOptions {
+  version?: number;
+  websocket?: boolean;
+}
+
+/**
+ * Get a proxied URL for the given URL.
+ * @param url The URL to proxy.
+ * @param options Options for the proxied URL.
+ * @returns The proxied URL.
+ */
+export const getWebProxiedURL = (url: string, options?: ProxiedURLOptions): string => {
+  return (
+    `/api/${HASS_WEB_PROXY_DOMAIN}/v${options?.version ?? 0}/` +
+    `${options?.websocket ? 'ws' : ''}?url=${encodeURIComponent(url)}`
+  );
 };
 
 export const shouldUseWebProxy = (
   hass: HomeAssistant,
   proxyConfig: CameraProxyConfig,
-  context: 'media' = 'media',
+  context: 'media' | 'live' = 'media',
 ): boolean => {
   return hasWebProxyAvailable(hass) && !!proxyConfig[context];
 };
 
-/**
- * Request that HA sign a path. May throw.
- * @param hass The HomeAssistant object used to request the signature.
- * @param path The path to sign.
- * @param expires An optional number of seconds to sign the path for (by default
- * HA will sign for 30 seconds).
- * @returns The signed URL, or null if the response was malformed.
- */
 export async function addDynamicProxyURL(
   hass: HomeAssistant,
   url_pattern: string,
   options?: {
+    proxyConfig?: CameraProxyConfig;
     urlID?: string;
     sslVerification?: boolean;
     sslCiphers?: string;
@@ -43,8 +50,9 @@ export async function addDynamicProxyURL(
     url_pattern: url_pattern,
     ...(options && {
       url_id: options.urlID,
-      ssl_verification: options.sslVerification,
-      ssl_ciphers: options.sslCiphers,
+      ssl_verification:
+        options.sslVerification ?? options?.proxyConfig?.ssl_verification,
+      ssl_ciphers: options.sslCiphers ?? options?.proxyConfig?.ssl_ciphers,
       open_limit: options.openLimit,
       ttl: options.ttl,
       allow_unauthenticated: options.allowUnauthenticated,