May I ask how to solve this?

QUESTION:
a² + b² + c² + ( a + b + c + )² =
2. 2022²Find the proof the least positive integer m for which
[tex] \frac{1}{a + b {}^{2} } | + \frac{1}{b + c {}^{2} } + \frac{1}{c + a {}^{2} } \geqslant \frac{1}{m {}^{2} } [/tex]
Step-by-step explanation:
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