Hosshii

**What happened**: A grpc request that omits all or part of the request body may cause panic. This is because for some types of values the default value is nil,...

/golinter fmt does not work for files containing "-" in their name

1

**What happened**: /golinter fmt replace `-` to `/` in file name. https://github.com/pipe-cd/pipecd/pull/3270#issuecomment-1041339436 **What you expected to happen**: **How to reproduce it**: **Environment**: - `piped` version: - `control-plane` version: - Others:

**What would you like to be added**: k8s(and other kinds of application) spec validation. **Why is this needed**: Following spec is invalid because while annotations' key and value must be...