feat: add OJET/AMD compatibility and assistants dateTo support

[miquelgall]

Summary

• add AMD distribution output () alongside existing ESM output
• keep ESM default behavior and add subpath export for OJET/AMD consumers
• add optional support to resource assistants params and request query building
• add compatibility tests for backward compatibility and AMD/OJET packaging behavior

Validation

• ran compatibility tests:

@ofs-users/proxy@1.29.0 test
jest --runInBand test/general/compatibility.test.ts

----------|---------|----------|---------|---------|--------------------------------------------------------------------------------------------------------------

File	% Stmts	% Branch	% Funcs	% Lines	Uncovered Line #s
All files	16	16.5	7	16.03
OFS.ts	13.26	16.9	8.97	13.29	53,62,73,77,95-758,780,783,786,789,819,822,839,846,850,859,871-1113
model.ts	30.13	0	0	30.13	52-69,74,152-155,158-163,166-169,172,180,193,206,213,225,229,258-270,289-311,344,368,386,420,448,484,560,644
----------	---------	----------	---------	---------	-------------------------------------------------------------------------------------------------------------- (pass)

• ran dist build:

@ofs-users/proxy@1.29.0 dist
rollup --config rollup.config.mjs (success)

Fixes #77