feat: create TBC_NAMESPACE variable in topmost group

gitlab-sync.sh

@@ -284,6 +284,13 @@ function sync_group() {
     # shellcheck disable=SC2155
     local dest_group_id=$(echo "$dest_group_json" | jq -r .id)
 
+    # create TBC_NAMESPACE variable in top group
+    if [[ "$dest_group_full_path" == "$DEST_SYNC_PATH" ]] && ! curl ${INSECURE+-k} -sSf -H "${DEST_TOKEN+PRIVATE-TOKEN: $DEST_TOKEN}" "$DEST_GITLAB_API/groups/$dest_group_id/variables/TBC_NAMESPACE" >/dev/null 2>/dev/null
+    then
+      log_info "... set TBC_NAMESPACE group variable ($DEST_SYNC_PATH)"
+      curl ${INSECURE+-k} -sSf -H "${DEST_TOKEN+PRIVATE-TOKEN: $DEST_TOKEN}" --form "key=TBC_NAMESPACE" --form "value=$DEST_SYNC_PATH" -X POST "$DEST_GITLAB_API/groups/$dest_group_id/variables"
+    fi
+
     # set/update avatar url
     src_avatar_url=$(echo "$src_group_json" | jq -r .avatar_url)
     dest_avatar_url=$(echo "$dest_group_json" | jq -r .avatar_url)
@@ -453,4 +460,4 @@ log_info "- disable project desc. sync (--no-project-description) : \\e[33;1m${P
 
 init_git
 # shellcheck disable=SC2046
-sync_group "$SRC_SYNC_PATH" $(maybe_create_group $(dirname "$SRC_SYNC_PATH")) "$EXCLUDE" "$DEST_SYNC_PATH"
+sync_group "$SRC_SYNC_PATH" $(maybe_create_group $(dirname "$DEST_SYNC_PATH")) "$EXCLUDE" "$DEST_SYNC_PATH"