[WIP] Trying to add flowchart Langium parser

[stereobooster]

📑 Summary

Trying to add flowchart Langium-based parser

Resolves #4401

📏 Design Decisions

Same approach as others Langium-based parser in this repo

📋 Tasks

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Build	Status	Details	Updated (UTC)
default (Inspect)	⚠️ Changes detected (Review)	1 changed	Nov 15, 2024, 10:14 PM

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 128 lines in your changes missing coverage. Please review.

Project coverage is 4.49%. Comparing base (8328f74) to head (f89db31).

Files with missing lines	Patch %	Lines
packages/parser/src/language/flowchart/module.ts	0.00%	54 Missing ⚠️
...es/parser/src/language/flowchart/valueConverter.ts	0.00%	51 Missing ⚠️
packages/parser/tests/test-util.ts	0.00%	16 Missing ⚠️
...ages/parser/src/language/flowchart/tokenBuilder.ts	0.00%	3 Missing ⚠️
packages/parser/src/language/index.ts	0.00%	3 Missing ⚠️
packages/parser/src/language/flowchart/index.ts	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           develop   #5892      +/-   ##
==========================================
- Coverage     4.49%   4.49%   -0.01%     
==========================================
  Files          382     387       +5     
  Lines        53914   54051     +137     
  Branches       621     601      -20     
==========================================
+ Hits          2425    2428       +3     
- Misses       51489   51623     +134     

Flag	Coverage Δ
unit	4.49% <0.00%> (-0.01%)	⬇️

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

Files with missing lines	Coverage Δ
packages/parser/src/language/flowchart/index.ts	0.00% <0.00%> (ø)
...ages/parser/src/language/flowchart/tokenBuilder.ts	0.00% <0.00%> (ø)
packages/parser/src/language/index.ts	0.00% <0.00%> (ø)
packages/parser/tests/test-util.ts	0.00% <0.00%> (ø)
...es/parser/src/language/flowchart/valueConverter.ts	0.00% <0.00%> (ø)
packages/parser/src/language/flowchart/module.ts	0.00% <0.00%> (ø)

... and 2 files with indirect coverage changes