Update to 4.6.4, ghost-cli 1.17.3

Author: docker-library-bot

4/alpine/Dockerfile

@@ -15,15 +15,15 @@ RUN apk add --no-cache \
 
 ENV NODE_ENV production
 
-ENV GHOST_CLI_VERSION 1.17.1
+ENV GHOST_CLI_VERSION 1.17.3
 RUN set -eux; \
 	npm install -g "ghost-cli@$GHOST_CLI_VERSION"; \
 	npm cache clean --force
 
 ENV GHOST_INSTALL /var/lib/ghost
 ENV GHOST_CONTENT /var/lib/ghost/content
 
-ENV GHOST_VERSION 4.5.0
+ENV GHOST_VERSION 4.6.4
 
 RUN set -eux; \
 	mkdir -p "$GHOST_INSTALL"; \

4/debian/Dockerfile

@@ -36,15 +36,15 @@ RUN set -eux; \
 
 ENV NODE_ENV production
 
-ENV GHOST_CLI_VERSION 1.17.1
+ENV GHOST_CLI_VERSION 1.17.3
 RUN set -eux; \
 	npm install -g "ghost-cli@$GHOST_CLI_VERSION"; \
 	npm cache clean --force
 
 ENV GHOST_INSTALL /var/lib/ghost
 ENV GHOST_CONTENT /var/lib/ghost/content
 
-ENV GHOST_VERSION 4.5.0
+ENV GHOST_VERSION 4.6.4
 
 RUN set -eux; \
 	mkdir -p "$GHOST_INSTALL"; \