Query planner :)

[jotare]

Description

Describe the proposed changes made in this PR.

How was this PR tested?

Describe how you tested this PR.

[codecov]

Codecov Report

Attention: Patch coverage is 92.48555% with 26 lines in your changes missing coverage. Please review.

Project coverage is 84.53%. Comparing base (091960e) to head (52f5e64).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
nucliadb/src/nucliadb/search/search/plan/models.py	80.95%	8 Missing ⚠️
nucliadb/src/nucliadb/search/search/plan/query.py	87.50%	6 Missing ⚠️
nucliadb/src/nucliadb/search/search/plan/utils.py	91.93%	5 Missing ⚠️
nucliadb/src/nucliadb/search/search/find.py	94.20%	4 Missing ⚠️
...liadb/src/nucliadb/search/search/plan/serialize.py	83.33%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3100      +/-   ##
==========================================
+ Coverage   84.46%   84.53%   +0.06%     
==========================================
  Files         510      518       +8     
  Lines       37829    38259     +430     
  Branches    11562    11562              
==========================================
+ Hits        31954    32341     +387     
- Misses       5327     5368      +41     
- Partials      548      550       +2     

Flag	Coverage Δ
nidx	77.86% <ø> (-0.02%)	⬇️
nucliadb-ingest	42.50% <47.10%> (+0.47%)	⬆️
nucliadb-reader	42.30% <47.10%> (+0.05%)	⬆️
nucliadb-search	46.40% <92.48%> (+0.76%)	⬆️
nucliadb-standalone	46.25% <47.10%> (-0.03%)	⬇️
nucliadb-train	44.82% <47.10%> (+<0.01%)	⬆️
nucliadb-writer	46.60% <47.10%> (-0.03%)	⬇️
nucliadb_dataset	56.47% <ø> (ø)
nucliadb_models	83.79% <ø> (ø)
nucliadb_telemetry	85.10% <ø> (ø)
nucliadb_utils	84.98% <ø> (ø)

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