Update drone.yml

drone.yml

   os: linux
   arch: amd64
 
-cache:
-  mount:
-    - /drone/cache
-
 steps:
 - name: build
   image: debian:stable-slim
     BUILDDEPS: build-essential libc6-dev libhidapi-dev libssl-dev   
     MAKEFLAGS: -j 4
   commands:
-    - mkdir -p /drone/cache /var/cache/apt/archives
-    - cp -rp /drone/cache/ /var/cache/apt/archives/
-    - ls -l /var/cache/apt/archives
-    - echo 'Acquire::http { Proxy "http://172.17.0.1:3142"; }' | tee -a /etc/apt/apt.conf.d/proxy
-    - apt-get update
-    - apt-get --yes upgrade
+    - cat >> /etc/apt/apt.conf.d/01-proxy <<-EOF
+        Acquire::http  { Proxy "http://172.17.0.1:3142"; }
+        Acquire::https { Proxy "https://"; };
+      EOF
+    - apt-get update && apt-get --yes upgrade
     - apt-get --yes install $BUILDDEPS
-    - cp -rp /var/cache/apt/archives /drone/cache/
-    - ls -l /drone/cache
     - export MAKEFLAGS
     - make -C src
     - make -C src/contrib