[plugin-web-app-to-rest-api] Migrate crawler storage from Sleepycat to HSQLDB

[valfirst]

…

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 97.45%. Comparing base (c3d997f) to head (cf9f06d). Report is 1 commits behind head on master.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #5197 +/- ## ========================================= Coverage 97.45% 97.45% Complexity 7015 7015 ========================================= Files 937 937 Lines 19632 19632 Branches 1303 1303 ========================================= Hits 19133 19133 Misses 390 390 Partials 109 109 ```

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[github-actions[bot]]

Qodana for JVM

3 new problems were found

Inspection name	Severity	Problems
Vulnerable declared dependency	🔶 Warning	1
Vulnerable declared dependency	◽️ Notice	2

💡 Qodana analysis was run in the pull request mode: only the changed files were checked ☁️ View the detailed Qodana report

Contact Qodana team

Contact us at [qodana-support@jetbrains.com](mailto:qodana-support@jetbrains.com) - Or via our issue tracker: https://jb.gg/qodana-issue - Or share your feedback: https://jb.gg/qodana-discussions

[sonarcloud[bot]]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarCloud