How to import your extension package in our chrome browser

### What is this about?

While we import your extension github source package in our chrome browser, we faced below mentioned issues.

Manifest file is missing or unreadable
Could not load manifest.

Guide Me......

### Scenario

_No response_

### Design

_No response_

### Technical Details

_No response_

### Threat Modeling Framework

_No response_

### Acceptance Criteria

_No response_

### Stakeholder review needed before the work gets merged

- [ ] Engineering (needed in most cases)
- [ ] Design
- [ ] Product
- [ ] QA (automation tests are required to pass before merging PRs but not all changes are covered by automation tests - please review if QA is needed beyond automation tests)
- [ ] Security
- [ ] Legal
- [ ] Marketing
- [ ] Management (please specify)
- [ ] Other (please specify)

### References

_No response_

The issue names no files, tests, or entry points and provides only a Chrome import error. Before work can begin, the missing documentation scope and expected resolution would need to be specified; done would require a clear guide for importing the extension package.

Written by the indexing model from the issue text.