Prezados, boa noite!
Erro ao tentar gerar o build na ultima parte COPY failed:
ale@marte:/Area de Trabalho/Projeto$ docker build -t "aplicacao-loja:v1" . Sending build context to Docker daemon 3.584kB Step 1/4 : FROM php:5.6-apache ---> 24c791995c1e Step 2/4 : RUN docker-php-ext-install mysqli ---> Using cache ---> a25555abdf6d Step 3/4 : COPY /loja /var/www/html COPY failed: stat /var/lib/docker/tmp/docker-builder018856595/loja: no such file or directory