feat(container)!: Update image app-template to v2

[renovate]

This PR contains the following updates:

Package	Update	Change
app-template	major	1.5.1 -> 2.0.3

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🦙 MegaLinter status: ❌ ERROR

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✅ COPYPASTE	jscpd	yes		no	1.45s
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✅ REPOSITORY	secretlint	yes		no	1.97s
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