react img elements must have an alt prop, either with meaningful text, or an empty string for decorative images jsx-a11y/alt-text code example
Example: jsx-a11y/alt-text
<img src="foo" alt="Foo eating a sandwich." />
<img src="foo" alt={"Foo eating a sandwich."} />
<img src="foo" alt={altText} />
<img src="foo" alt={`${person} smiling`} />
<img src="foo" alt="" />
<object aria-label="foo" />
<object aria-labelledby="id1" />
<object>Meaningful description</object>
<object title="An object" />
<area aria-label="foo" />
<area aria-labelledby="id1" />
<area alt="This is descriptive!" />
<input type="image" alt="This is descriptive!" />
<input type="image" aria-label="foo" />
<input type="image" aria-labelledby="id1" />