Add some checks for programming errors #288

	name: 🦖 .NET Checks

	on:
	push:
	branches-ignore:
	- godot3
	pull_request:
	branches-ignore:
	- godot3

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	matrix:
	dotnet: ["6.0.x", "7.0.x"]

	name: .NET ${{ matrix.dotnet }}

	env:
	DemoProj: Dear ImGui for Godot Demo.csproj

	steps:
	- uses: actions/checkout@v3

	- name: Setup .NET
	uses: actions/setup-dotnet@v3
	with:
	dotnet-version: ${{ matrix.dotnet }}

	- name: Modify .editorconfig
	run: \|
	sed -i "s:dotnet_analyzer_diagnostic.severity = warning:dotnet_analyzer_diagnostic.severity = error:" .editorconfig

	- name: Restore dependencies
	run: dotnet restore

	- name: Format
	run: dotnet format --no-restore --verify-no-changes --verbosity detailed "${{ env.DemoProj }}" \|\| (dotnet format --no-restore "${{ env.DemoProj }}" && git diff --color && exit 1)

	- name: Build
	run: dotnet build --no-restore

	- name: Test
	run: dotnet test --no-build --verbosity normal

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