Dockerfile fixed.

Author: Zen0x7

Diff for: Dockerfile

@@ -2,7 +2,15 @@ FROM iantorres/boosted:amd64-latest
 
 COPY . .
 
-RUN cmake . -DBUILD_TESTS=ON \
+RUN mkdir build \
+    && cd build \
+    && cmake .. -DBUILD_TESTS=ON \
     && make \
-    && cd bin \
-    && ./tests
+    && cd ../bin \
+    && ./tests
+
+RUN mkdir install \
+    && cd install \
+    && cmake .. -DBUILD_TESTS=OFF \
+    && make \
+    && make install