* fix breaking bug in image tiddler attachment
* fix comments
* fix code format
* refactor processIncomingTiddler flow
* remove whitespaces after if statements
* refactor attachment_blob persistence flow
* refactor process tiddler to support different attachments
* add tests for attachment
* add more attachement test cases
* working on adding instanbul for test coverage report
* code coverage report generation
* remove unnecessary packages
* fix comments
* handle directory creation if doesn't exist for test store
* resolve issue with CI tests failure
* Add support for running in-browser tests via playwright in GitHub CLI
* `ci.yml` was updated to store the report so that it can be inspected on failure
* `ci-test.sh` was added as an expansion to `test.sh` which installs and runs playwright
* `playwright.spec.js` does the actual verification of opening the test TW edition in browser, waiting for the tests to finish and then verifying it has indeed passed
* `playwright.config.js` Playwrifht configuration
* Add support for running in-browser tests via playwright in GitHub CLI
* `ci.yml` was updated to store the report so that it can be inspected on failure
* `ci-test.sh` was added as an expansion to `test.sh` which installs and runs playwright
* `playwright.spec.js` does the actual verification of opening the test TW edition in browser, waiting for the tests to finish and then verifying it has indeed passed
* `playwright.config.js` Playwrifht configuration
* Fix file permissions for `ci-test.sh`
* Increased node version for github actions to support playwright
* Add installation of the required @playwright/test library during CI test execution
