Clean up Dockerfile

Dockerfile

@@ -47,8 +47,7 @@ RUN echo "\ndeb http://snapshot.debian.org/archive/debian/20210519T212015Z/ bull
 COPY requirements.txt .
 RUN pip install -r requirements.txt \
     # Remove temporary files
-    && rm -rf /root/.cache \
-    && find / -name '*.pyc' -delete
+    && rm -rf /root/.cache
 
 USER flaresolverr
 
@@ -60,10 +59,11 @@ EXPOSE 8191
 CMD ["/usr/local/bin/python", "-u", "/app/flaresolverr.py"]
 
 # Local build
-# docker build -t ngosang/flaresolverr:3.0.0.beta2 .
+# docker build -t ngosang/flaresolverr:3.0.0 .
 # docker run -p 8191:8191 ngosang/flaresolverr:3.0.0.beta2
 
 # Multi-arch build
+# docker run --rm --privileged multiarch/qemu-user-static --reset -p yes
 # docker buildx create --use
-# docker buildx build -t ngosang/flaresolverr:3.0.0.beta2 --platform linux/386,linux/amd64,linux/arm/v7,linux/arm64/v8 .
+# docker buildx build -t ngosang/flaresolverr:3.0.0 --platform linux/386,linux/amd64,linux/arm/v7,linux/arm64/v8 .
 #   add --push to publish in DockerHub