Mount conan volume.

.drone.yml

@@ -1,10 +1,19 @@
 kind: pipeline
 name: default
 
+
+volumes:
+  - name: conan-data
+    host:
+      path: /root/.conan/data
+
 type: docker
 steps:
   - name: test-debug-linux
     image: deukhoofd/linux64builder
+    volumes:
+      - name: conan-data
+        path: /root/.conan/data
     environment:
       CC: clang
       CXX: clang++
@@ -15,6 +24,9 @@ steps:
       - build-debug/bin/pkmnLibtests -s --durations yes --use-colour yes
   - name: test-release-linux
     image: deukhoofd/linux64builder
+    volumes:
+      - name: conan-data
+        path: /root/.conan/data
     environment:
       CC: clang
       CXX: clang++