image: Install bash-completion

Signed-off-by: Philip Schmid <phisch@cisco.com>

Dockerfile

@@ -94,6 +94,9 @@ COPY --from=tetragon-builder /go/src/github.com/cilium/tetragon/contrib/tetragon
 COPY --from=tetragon-builder /go/src/github.com/cilium/tetragon/contrib/tetragon-rthooks/tetragon-oci-hook-setup /usr/bin/
 COPY --from=gops /gops/gops /usr/bin/
 COPY --from=bpf-builder /go/src/github.com/cilium/tetragon/bpf/objs/*.o /var/lib/tetragon/
+RUN apk add --no-cache bash-completion && \
+ tetra completion bash | tee /etc/bash_completion.d/tetra > /dev/null && \
+ chmod a+r /etc/bash_completion.d/tetra
 ENTRYPOINT ["/usr/bin/tetragon"]
 
 # This target only builds with the `--target release` option and reduces the