fix: change the order of coredns plugin loading

Signed-off-by: STRRL <[email protected]>

Author: STRRL

Dockerfile

@@ -6,7 +6,7 @@ WORKDIR /
 RUN git clone https://github.com/coredns/coredns && cd coredns && git checkout 7d5f5b87a4fb310d442f7ef0d52e3fead0e10d39
 COPY . /k8s_dns_chaos
 # RUN ln -s /k8s_dns_chaos /coredns/plugin/k8s_dns_chaos
-RUN echo "k8s_dns_chaos:github.com/chaos-mesh/k8s_dns_chaos" >> /coredns/plugin.cfg
+RUN sed -i '/kubernetes/a\k8s_dns_chaos:github.com/chaos-mesh/k8s_dns_chaos' /coredns/plugin.cfg
 RUN cd coredns && \
     go mod edit -require github.com/chaos-mesh/[email protected] && \
     go mod edit -replace github.com/chaos-mesh/k8s_dns_chaos=/k8s_dns_chaos && \