chore: 📝 update docs

android/README.md

@@ -3,7 +3,8 @@
 Open Source Aether app that provide `Read course materials`, `Do online classes`, `Give exams` and more to complete your proper learning.
 
 ## Demo
- <img src="demo.gif" width = 20%>
+
+ <img src="demo.gif" width = 20% alt="demo ui">
 
  `App is currently on development phase.`
 
@@ -16,16 +17,16 @@ Open Source Aether app that provide `Read course materials`, `Do online classes`
 
 ## Technologies
 
-Technology | Version
----------- | -------
-Java | 1.8
-XML | 1.0
-Android Support Library | 30.0.3
-retrofit2 | 2.9.0
-gson | 2.9.0
-dexter | 6.2.2
-glide | 4.12.0
-bubblenavigation | 1.0.7
-play-services-vision | 20.1.3
-android-pdf-viewer | 2.8.2
-MPAndroidChart | 3.1.0
+| Technology              | Version |
+|-------------------------|---------|
+| Java                    | 1.8     |
+| XML                     | 1.0     |
+| Android Support Library | 30.0.3  |
+| retrofit2               | 2.9.0   |
+| gson                    | 2.9.0   |
+| dexter                  | 6.2.2   |
+| glide                   | 4.12.0  |
+| bubblenavigation        | 1.0.7   |
+| play-services-vision    | 20.1.3  |
+| android-pdf-viewer      | 2.8.2   |
+| MPAndroidChart          | 3.1.0   |