You'd be hard pressed to find anyone in Germany saying corruption does not exist here in Germany. In 2020 alone we saw corruption scandals worth millions, coincidentally all in the ruling conservative party CDU/CSU.

Everyone knows that, and there are even more such scandals. Yet a lot of people vote for them (at least they got their worst ever election results in this years elections)

It was pushed for mainly by his coalition partner (the green party) and none of them work for russian oil companies. Anti-nuclear is a very big movement in Germany and the majority of the population don‘t want to have them operated.

There is. Just at very high level with very high stakes. It'd probably be impossible to bribe a random cop or government clerk though.