Fix config.json thing for the Docker container

Dockerfile

@@ -1,12 +1,10 @@
 FROM brainboxdotcc/dpp:latest
 
 WORKDIR /usr/src/airi
-
 COPY . .
 
 WORKDIR /usr/src/airi/build
-
 RUN cmake ..
 RUN make -j$(nproc)
 
-ENTRYPOINT [ "/usr/src/airi/build/airi" ]
+ENTRYPOINT [ "./airi" ]

README.md

@@ -21,3 +21,10 @@ Start the bot:
 cd build
 ./airi
 ```
+```bash
+docker build -t airi .
+docker run -d \
+  --name airi-container \
+  -v $(pwd)/config.json:/usr/src/airi/config.json \
+  airi
+```