EDD-6: Switch from electron-store to sqlite3

[macrouch]

Overview

What is the feature?

Switching the local storage from electron-store (flat json file) to a sqlite3 database.

What areas of the application does this impact?

Pretty much everything. Any downloads or preferences storage

Checklist

• [x] I have added automated tests that prove my fix is effective or that my feature works
• [x] New and existing unit tests pass locally with my changes
• [x] I have performed a self-review of my own code
• [x] I have commented my code, particularly in hard-to-understand areas
• [x] I have made corresponding changes to the documentation
• [x] My changes generate no new warnings
• [x] I have bumped the version field in package.json and ran npm install

[codecov-commenter]

Codecov Report

Merging #5 (6cbf3a1) into main (944a32d) will increase coverage by 1.22%. The diff coverage is 81.19%.

@@            Coverage Diff             @@
##             main       #5      +/-   ##
==========================================
+ Coverage   73.64%   74.87%   +1.22%     
==========================================
  Files          42       43       +1     
  Lines         736      776      +40     
  Branches      193      194       +1     
==========================================
+ Hits          542      581      +39     
- Misses        194      195       +1     

Impacted Files	Coverage Δ
src/app/components/DownloadItem/DownloadItem.jsx	93.75% <0.00%> (-3.03%)	:arrow_down:
src/app/constants/downloadStates.js	100.00% <ø> (ø)
src/main/main.ts	0.00% <0.00%> (ø)
src/main/utils/initializeDownload.ts	0.00% <0.00%> (ø)
src/main/utils/database/getDatabaseConnection.ts	20.00% <20.00%> (ø)
src/main/eventHandlers/willDownload.ts	76.00% <72.72%> (-1.78%)	:arrow_down:
src/main/utils/windowStateKeeper.ts	52.63% <87.50%> (+5.57%)	:arrow_up:
src/main/eventHandlers/beginDownload.ts	100.00% <100.00%> (ø)
src/main/eventHandlers/cancelDownloadItem.ts	100.00% <100.00%> (ø)
src/main/eventHandlers/clearDefaultDownload.ts	100.00% <100.00%> (ø)
... and 11 more