docs: fix links in index.mdx and refactor simple example page · opennextjs/opennextjs-aws@7134762

'name' is assigned a value but never used. Allowed unused vars must match /^_/u

'request' is defined but never used. Allowed unused args must match /^_/u

'children' is defined but never used. Allowed unused args must match /^_/u

Add the missing "else" clause

'request' is defined but never used. Allowed unused args must match /^_/u

'request' is defined but never used. Allowed unused args must match /^_/u

'children' is defined but never used. Allowed unused args must match /^_/u

Add the missing "else" clause

'key' is defined but never used. Allowed unused args must match /^_/u

Add the missing "else" clause

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