new: pkg: add ``docker-tags-fetch`` to docker image

Dockerfile

@@ -14,7 +14,7 @@ RUN apk --update add curl
 ENV KAL_SHLIB_ARRAY_VERSION="0.2.0" \
     KAL_SHLIB_CACHE_VERSION="0.0.1" \
     KAL_SHLIB_CHARM_VERSION="0.5.3" \
-    KAL_SHLIB_CMDLINE_VERSION="0.0.5" \
+    KAL_SHLIB_CMDLINE_VERSION="0.0.9" \
     KAL_SHLIB_COMMON_VERSION="0.5.1" \
     KAL_SHLIB_CONFIG_VERSION="0.0.2" \
     KAL_SHLIB_CORE_VERSION="0.7.0" \
@@ -70,10 +70,11 @@ RUN apk add libffi-dev openssl-dev && \
 ENV SCRIPT_CHARM_SHA="2da0d3f" \
     SCRIPT_GIT_SUB_SHA="9c1c88b" \
     SCRIPT_DUPD_SHA="08c71ec" \
-    SCRIPT_XPATH_SHA="0.4.5"
+    SCRIPT_XPATH_SHA="0.4.5" \
+    SCRIPT_DOCKER_TAGS_FETCH_SHA="9f37fd4"
 
 RUN export pkg ; \
-    for pkg in charm git-sub dupd xpath; do \
+    for pkg in charm git-sub dupd xpath docker-tags-fetch; do \
         echo "Getting $pkg..." ; \
         bash -c -- 'varname=${pkg^^} ; varname=${varname//-/_} ; \
             eval curl https://docker.0k.io/downloads/$pkg-\${SCRIPT_${varname^^}_SHA}' > \