Move all instructions for for mssql to x86_64 condition in Dockerfile

Author: acelaya

Dockerfile

@@ -15,25 +15,25 @@ WORKDIR /etc/shlink
 
 # Install required PHP extensions
 RUN \
-    # Temp install dev dependencies needed to compile the extensions
+    # Temp install dev dependencies needed to compile the extensions \
     apk add --no-cache --virtual .dev-deps sqlite-dev postgresql-dev icu-dev libzip-dev zlib-dev linux-headers && \
     docker-php-ext-install -j"$(nproc)" pdo_mysql pdo_pgsql intl calendar sockets bcmath zip && \
     apk add --no-cache sqlite-libs && \
     docker-php-ext-install -j"$(nproc)" pdo_sqlite && \
-    # Remove temp dev extensions, and install prod equivalents that are required at runtime
+    # Remove temp dev extensions, and install prod equivalents that are required at runtime \
     apk del .dev-deps && \
     apk add --no-cache postgresql icu libzip libpng
 
 # Install sqlsrv driver for x86_64 builds
-RUN apk add --no-cache --virtual .phpize-deps ${PHPIZE_DEPS} unixodbc-dev && \
-    if [ $(uname -m) == "x86_64" ]; then \
+RUN if [ $(uname -m) == "x86_64" ]; then \
+      apk add --no-cache --virtual .phpize-deps ${PHPIZE_DEPS} unixodbc-dev && \
       wget https://download.microsoft.com/download/${MS_ODBC_DOWNLOAD}/msodbcsql${MS_ODBC_SQL_VERSION}-1_amd64.apk && \
       apk add --allow-untrusted msodbcsql${MS_ODBC_SQL_VERSION}-1_amd64.apk && \
       pecl install pdo_sqlsrv-${PDO_SQLSRV_VERSION} && \
       docker-php-ext-enable pdo_sqlsrv && \
-      rm msodbcsql${MS_ODBC_SQL_VERSION}-1_amd64.apk ; \
-    fi; \
-    apk del .phpize-deps
+      rm msodbcsql${MS_ODBC_SQL_VERSION}-1_amd64.apk && \
+      apk del .phpize-deps; \
+    fi
 
 # Install shlink
 FROM base AS builder