feat: assistive pricing

[whilefoo]

Did we decide if we will have a DB for all plugins or will every plugin will have its own DB? @pavlovcik

[0x4007]

All should be separate to make it easier for developers to make their own plugins independently.

[github-actions[bot]]

Lines	Statements	Branches	Functions
	80% (4/5)	100% (0/0)	66.66% (2/3)

JUnit

Tests	Skipped	Failures	Errors	Time
1	0 :zzz:	0 :x:	0 :fire:	2.494s :stopwatch:

Coverage Report (80%)

File	% Stmts	% Branch	% Funcs	% Lines	Uncovered Line #s
All files	80	100	66.66	80
main.ts	80	100	66.66	80	9

[github-actions[bot]]

Unused devDependencies (5)

Filename	devDependencies
package.json	@mswjs/databr/>`@types/jest`<br/eslint-config-prettier eslint-plugin-prettier ts-node

Unlisted dependencies (1)

Filename	unlisted
tests/main.test.ts	@jest/globals

[0x4007]

Should it be merged?

[whilefoo]

Yes