RZIp vertical stability criterion

[je-cook]

Description

Adds the RZIp to the code along side some greens functions and inductance calculations

Interface Changes

Checklist

I confirm that I have completed the following checks:

• Tests run locally and pass pytest tests --reactor
• Code quality checks run locally and pass pre-commit run --from-ref develop --to-ref HEAD
• Documentation built locally and checked sphinx-build -W documentation/source documentation/build

[sonarqubecloud]

Quality Gate failed

Failed conditions
C Reliability Rating on New Code (required ≥ A)

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[codecov]

Codecov Report

Attention: Patch coverage is 41.50943% with 93 lines in your changes missing coverage. Please review.

Project coverage is 76.36%. Comparing base (815bb01) to head (801a4fc).

Files with missing lines	Patch %	Lines
bluemira/equilibria/vertical_stability.py	0.00%	54 Missing ⚠️
bluemira/equilibria/coils/_grouping.py	57.14%	12 Missing ⚠️
bluemira/equilibria/plasma.py	59.25%	11 Missing ⚠️
bluemira/equilibria/coils/_tools.py	66.66%	6 Missing ⚠️
bluemira/equilibria/equilibrium.py	60.00%	4 Missing ⚠️
bluemira/equilibria/coils/_coil.py	75.00%	2 Missing ⚠️
bluemira/equilibria/coils/_field.py	77.77%	2 Missing ⚠️
bluemira/equilibria/plotting.py	0.00%	1 Missing ⚠️
bluemira/magnetostatics/greens.py	66.66%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #3606      +/-   ##
===========================================
- Coverage    76.59%   76.36%   -0.23%     
===========================================
  Files          230      231       +1     
  Lines        27015    27145     +130     
===========================================
+ Hits         20691    20729      +38     
- Misses        6324     6416      +92     

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[sonarqubecloud]

Quality Gate failed

Failed conditions
C Reliability Rating on New Code (required ≥ A)

See analysis details on SonarCloud

Catch issues before they fail your Quality Gate with our IDE extension SonarLint

[sonarqubecloud]

Quality Gate failed

Failed conditions
C Reliability Rating on New Code (required ≥ A)

See analysis details on SonarQube Cloud

Catch issues before they fail your Quality Gate with our IDE extension SonarQube for IDE