Not at all! It's good to support your colleagues, but it's also considered good etiquette to state your relationship when creating new accounts to give praise like this.
While you're doing do innocently, because of the rewards of doing well on HN, it does happen there people create new accounts to illegitimately try to boost their ranking without saying so.
Being proactive in stating your interests is polite and transparent
It's all good—I understand the need to protect the legitimacy of what's trending here.
I think in this case, a lot of people who've been following me on other channels just wanted to show some support and weren't familiar with the etiquette here. No harm intended.
While you're doing do innocently, because of the rewards of doing well on HN, it does happen there people create new accounts to illegitimately try to boost their ranking without saying so.
Being proactive in stating your interests is polite and transparent