deploy: route frontend and core through one origin

docker/validate-backend-url.sh

@@ -4,27 +4,5 @@ set -eu
 value=${1-}
 policy_file=${BACKEND_URL_POLICY_FILE:-/etc/thothii/backend-url-policy.json}
 
-if jq -e --arg value "$value" '.relativeBases | index($value) != null' \
-    "$policy_file" >/dev/null; then
-  exit 0
-fi
-
-if ! jq -e --arg value "$value" \
-    '.absolutePattern as $pattern | $value | test($pattern)' \
-    "$policy_file" >/dev/null; then
-  exit 2
-fi
-
-authority=${value#*://}
-authority=${authority%%/*}
-port=""
-case "$authority" in
-  *]:*) port=${authority##*:} ;;
-  *]) ;;
-  *:*) port=${authority##*:} ;;
-esac
-
-if [ -n "$port" ]; then
-  max_port=$(jq -r '.maxPort' "$policy_file")
-  if [ "${#port}" -gt 5 ] || [ "$port" -gt "$max_port" ]; then exit 2; fi
-fi
+jq -e --arg value "$value" '.relativeBases | index($value) != null' \
+  "$policy_file" >/dev/null