Should we decorate the house on June 7?

There is no problem with the decoration of the house. You are talking about Feng Shui. You can look at it or find Mr. Feng Shui to do the math.

June 6, 2065 Lunar New Year Monday May 2 Gemini

Suitable: building houses, going to the market, offering sacrifices, praying for blessings, moving land, making a fortune and traveling.

Gemini on Sunday, the eighth day of the fifth lunar month

Appropriate: marry a wife and have children, pray for sacrifices, and build a bed with pillars for migration and heir.