Update README.md

README.md

@@ -30,8 +30,8 @@
         - [Session Management](#session-management)
         - [Authentication](#authentication)
         - [Authorization](#authorization)
-- [Photos]()
-- [Changelog]()
+- [Photos](#photos)
+- [Changelog](#changelog)
 
 <br>
 
@@ -221,7 +221,7 @@ These correspond with the frontend functionalities mentioned above, however, not
     
 <br>
 
-## changelog:
+## Changelog
 - Swapped to an improved and new responsive frontend design
 - Raw HTML has been replaced with the Angular framework and TypeScript
 - CSS has been replaced with SCSS
@@ -240,4 +240,4 @@ These correspond with the frontend functionalities mentioned above, however, not
 - The server can now be properly closed via terminal by issuing the close command
 - Fixed bugs:
     - throwing errors gave access to the system - access is now denied by default
-    - Fixed an issue where not using the subscribe event listener prevented requests from being made to the backend
+    - Fixed an issue where not using the subscribe event listener prevented requests from being made to the backend