Keyed v-for

key with v-for is always required on components, in order to maintain internal component state down the subtree.

Rule for AI agents

- ALWAYS use key in v-for loops

Eslint rule

• https://eslint.vuejs.org/rules/require-v-for-key.html (vue/essential)

Source

• https://vuejs.org/style-guide/rules-essential.html#use-keyed-v-for