We are not cleaning up properly, and this causes leftovers to stay
around when rebuilding the first time. This ends up to link objects
during runtime, and giving out SIGILL like:
```
chatbot-ui-api-1 | SIGILL: illegal instruction
chatbot-ui-api-1 | PC=0xa17ced m=7 sigcode=2
chatbot-ui-api-1 | signal arrived during cgo execution
chatbot-ui-api-1 | instruction bytes: 0x62 0xf2 0xf5 0x8 0x3f 0xc0
0xc4 0xe1 0xf9 0x7e 0xc2 0x48 0x1 0xd0 0xf 0x92
chatbot-ui-api-1 |
chatbot-ui-api-1 | goroutine 31 [syscall]:
chatbot-ui-api-1 | runtime.cgocall(0x97f700, 0xc0002d6460)
chatbot-ui-api-1 | /usr/local/go/src/runtime/cgocall.go:157
+0x5c fp=0xc0002d6438 sp=0xc0002d6400 pc=0x44cd3c
```
Signed-off-by: mudler <mudler@mocaccino.org>