[3.x] Silence `Index track = N is out of bounds` error when deleting the last animation track #37697

	name: 🌐 JavaScript Builds
	on: [push, pull_request]

	# Global Settings
	env:
	# Only used for the cache key. Increment version to force clean build.
	GODOT_BASE_BRANCH: 3.x
	SCONSFLAGS: verbose=yes warnings=all werror=yes debug_symbols=no
	EM_VERSION: 3.1.18
	EM_CACHE_FOLDER: "emsdk-cache"

	concurrency:
	group: ci-${{github.actor}}-${{github.head_ref \|\| github.run_number}}-${{github.ref}}-javascript
	cancel-in-progress: true

	jobs:
	javascript-template:
	runs-on: "ubuntu-20.04"
	name: Template (target=release, tools=no)

	steps:
	- uses: actions/checkout@v3

	- name: Set up Emscripten latest
	uses: mymindstorm/setup-emsdk@v12
	with:
	version: ${{env.EM_VERSION}}
	actions-cache-folder: ${{env.EM_CACHE_FOLDER}}

	- name: Verify Emscripten setup
	run: \|
	emcc -v

	- name: Setup Godot build cache
	uses: ./.github/actions/godot-cache
	continue-on-error: true

	- name: Setup python and scons
	uses: ./.github/actions/godot-deps

	- name: Compilation
	uses: ./.github/actions/godot-build
	with:
	sconsflags: ${{ env.SCONSFLAGS }}
	platform: javascript
	target: release
	tools: false

	- name: Upload artifact
	uses: ./.github/actions/upload-artifact

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