Feat: Manual testing of taking up Challenges

**What is your issue related to ?**

- [ ] Code
- [ ] Designing
- [x] Documentation
- [x] Testing/Research
- [ ] Others[please specify]

**Description**
Download the apk[[release version](https://github.com/Code-Sauce-Official/FitMate/releases/tag/1.0)] and test all different scenarios for taking up a challenge.

An md file with all the test scenarios you covered. Positive and negative test cases as expected. Each test scenario should be documented as below:

```
### Test1 : Description
**_Screenshot/gif_**



**_Expected Result_**:

**_Actual Result_**:

### Test2 : Description
**_Screenshot/gif_**



**_Expected Result_**:

**_Actual Result_**:

and so on
```
**Additional context**
Add you markdown(md) file in [Testing folder](https://github.com/Code-Sauce-Official/FitMate/tree/develop/Documentation/Testing)
`If you see issues or unexpected behaviour during testing feel free to open an issue`