locally built image not working

when i try to build the docker image locally. I get this error when connecting the stream

```
nginx-rtmp-1 | 2025/04/21 10:42:53 [info] 11#11: *3 exec: starting managed child 'ffmpeg', client: 172.24.0.1, server: 0.0.0.0:1935
nginx-rtmp-1 | 2025/04/21 10:42:53 [info] 11#11: *7 client connected '127.0.0.1'
nginx-rtmp-1 | 2025/04/21 10:42:53 [info] 11#11: *7 connect: app='stream' args='' flashver='LNX 9,0,124,2' swf_url='' tc_url='rtmp://localhost:1935/stream' page_url='' acodecs=4071 vcodecs=252 object_encoding=0, client: 127.0.0.1, server: 0.0.0.0:1935
nginx-rtmp-1 | 2025/04/21 10:42:53 [info] 11#11: *7 createStream, client: 127.0.0.1, server: 0.0.0.0:1935
nginx-rtmp-1 | 2025/04/21 10:42:53 [info] 11#11: *7 play: name='hello' args='' start=-2000 duration=0 reset=0 silent=0, client: 127.0.0.1, server: 0.0.0.0:1935
nginx-rtmp-1 | 2025/04/21 10:42:55 [info] 11#11: *7 deleteStream, client: 127.0.0.1, server: 0.0.0.0:1935
nginx-rtmp-1 | 2025/04/21 10:42:55 [info] 11#11: *7 disconnect, client: 127.0.0.1, server: 0.0.0.0:1935
nginx-rtmp-1 | 2025/04/21 10:42:55 [info] 11#11: *7 deleteStream, client: 127.0.0.1, server: 0.0.0.0:1935
nginx-rtmp-1 | 2025/04/21 10:42:55 [info] 11#11: *3 exec: child 17 exited; ignoring, client: 172.24.0.1, server: 0.0.0.0:1935
nginx-rtmp-1 | 2025/04/21 10:42:55 [notice] 11#11: signal 17 (SIGCHLD) received from 17
nginx-rtmp-1 | 2025/04/21 10:42:55 [notice] 11#11: unknown process 17 exited with code 1
nginx-rtmp-1 | 2025/04/21 10:42:55 [info] 11#11: *3 exec: terminating child 17, client: 172.24.0.1, server: 0.0.0.0:1935
```