Added sequence diagram

team/m3/Zaida-Le/feature-sequence-diagram.md

@@ -1 +1,19 @@
+```mermaid
+sequenceDiagram
+    participant User
+    participant Database
+    participant loginHTML
+    participant signupHTML
+    participant Profiles
+    participant EventsForYou
+    participant HomePage
 
+    User->>loginHTML: Loads Webpage (login.html)
+    loginHTML->>signupHTML: Loads register webpage (signup.html)
+    User->>signupHTML: User fills out required input fields to register a new account
+    signupHTML->>loginHTML: Prompts user to login page (login.html) after registering a new account
+    loginHTML->>Database: Search through database to validate login credentials
+    loginHTML->>HomePage: Once credentials are validated, user is brought to HomePage (index.html)
+    loginHTML->>Profiles: User information is gathered to access profile page (profile.html)
+    loginHTML->>EventsForYou: User information is gathered to generate EventsForYou (index.html)
+    User->>UI: Clicks on Event Card