make build-docker failed due to mismatched Go version

[bap2pecs]

I got

 => ERROR [9/9] RUN go build -o /                               49.8s
------                                                                
 > [9/9] RUN go build -o /:                                           
13.88 github.com/erigontech/diagnostics: cannot compile Go 1.22 code  
32.47 github.com/erigontech/diagnostics/internal/logging: cannot compile Go 1.22 code                                                       
38.12 github.com/erigontech/diagnostics/internal/erigon_node: cannot compile Go 1.22 code
------
Dockerfile:14
--------------------
  12 |     WORKDIR /app/cmd/diagnostics
  13 |     
  14 | >>> RUN go build -o /
  15 |     
  16 |     EXPOSE 8080
--------------------
ERROR: failed to solve: process "/bin/sh -c go build -o /" did not complete successfully: exit code: 1
make: *** [Makefile:24: build-docker] Error 1