Re-use RPiPlay original dockerfile, add version file

VERSION

@@ -0,0 +1 @@
+1.1.0

balena.yml

@@ -44,4 +44,4 @@ data:
     - BALENA_HOST_CONFIG_gpu_mem: 256
     - BALENA_HOST_CONFIG_gpu_mem_512: 128
     - BALENA_HOST_CONFIG_dtoverlay: vc4-fkms-v3d
-version: 1.0.18
+version: 1.1.0

rpiplay/Dockerfile

@@ -32,14 +32,14 @@ RUN dockerize -n --verbose -g video -g audio -o /rootfs/ /usr/local/bin/rpiplay
 
 FROM --platform=linux/arm/v6 busybox:stable
 
-COPY --from=builder /rootfs/ /tmp
+COPY --from=builder /rootfs/ ./
 
 WORKDIR /usr/src/app/
 
-COPY start.sh /tmp/start.sh
+COPY start.sh ./start.sh
 
-COPY VERSION /tmp/VERSION
+COPY VERSION ./VERSION
 
-RUN chmod +x /tmp/start.sh
+RUN chmod +x ./start.sh
 
-CMD /tmp/start.sh && bash
+CMD ./start.sh && bash