move binary to /usr/bin

Dockerfile

@@ -16,8 +16,6 @@ RUN \
 	git \
 	net-tools && \
  echo "**** install code-server ****" && \
- mkdir -p \
-	/opt/code-server && \
  if [ -z ${CODE_RELEASE+x} ]; then \
 	CODE_RELEASE=$(curl -sX GET "https://api.github.com/repos/cdr/code-server/releases/latest" \
 	| awk '/tag_name/{print $4;exit}' FS='[""]'); \
@@ -26,7 +24,8 @@ RUN \
  /tmp/code.tar.gz -L \
 	"https://github.com/cdr/code-server/releases/download/${CODE_RELEASE}/code-server${CODE_RELEASE}-linux-x64.tar.gz" && \
  tar xzf /tmp/code.tar.gz -C \
-	/opt/code-server/ --strip-components=1 && \
+	/usr/bin/ --strip-components=1 \
+  --wildcards code-server*/code-server && \
  echo "**** clean up ****" && \
  rm -rf \
 	/tmp/* \

root/etc/services.d/code-server/run

@@ -11,7 +11,7 @@ fi
 
 exec \
 	s6-setuidgid abc \
-		/opt/code-server/code-server \
+		/usr/bin/code-server \
 			-H \
 			${PASSARG} \
 			-d /config/data \