fix: Accept DB functions in queries

[isaacvando]

Ticket(s) Closed

• Closes it support db function call value #137

What

Adds support for passing DB functions into search queries

Why

How

Tests

[codecov]

Codecov Report

❌ Patch coverage is 97.82609% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 87.89%. Comparing base (a585e7e) to head (b74639b).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
paradedb/search.py	97.82%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #138   +/-   ##
=======================================
  Coverage   87.89%   87.89%           
=======================================
  Files           9        9           
  Lines        1181     1181           
  Branches      246      247    +1     
=======================================
  Hits         1038     1038           
  Misses         85       85           
  Partials       58       58           

Flag	Coverage Δ
dj4.2	87.89% <97.82%> (ø)
dj5.2	87.89% <97.82%> (ø)
dj6.0	87.89% <97.82%> (ø)
django-paradedb	87.89% <97.82%> (ø)
pg15	87.89% <97.82%> (ø)
pg16	87.89% <97.82%> (ø)
pg17	87.89% <97.82%> (ø)
pg18	87.89% <97.82%> (ø)
py3.10	87.89% <97.82%> (ø)
py3.11	87.89% <97.82%> (ø)
py3.12	87.89% <97.82%> (ø)
py3.13	87.89% <97.82%> (ø)
py3.14	87.89% <97.82%> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Files with missing lines	Coverage Δ
paradedb/search.py	88.90% <97.82%> (ø)

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.