Bind call buttons and set ringing timeout

- Accept call with or without video
- Ringing / connection timeout
- Close camera when call ends
- Display incoming call type (audio vs video)

GitLab: #154
GitLab: #165
GitLab: #168
Change-Id: I93ba7148941656b5bebd3ca38898bce0d4db41ca
diff --git a/client/src/utils/constants.ts b/client/src/utils/constants.ts
index 56c738a..d81a145 100644
--- a/client/src/utils/constants.ts
+++ b/client/src/utils/constants.ts
@@ -21,6 +21,8 @@
 
 export const jamiLogoDefaultSize = '512px';
 
+export const callTimeoutMs = 60_000;
+
 const apiUrl: string = import.meta.env.VITE_API_URL;
 
 if (!apiUrl) {