working on overhead imagery and not osm defaults

scripts/prepare-addresses.sh

@@ -0,0 +1,21 @@
+#!/usr/bin/env bash
+# Build free local address data for Mississippi, including Jackson to the coast.
+set -euo pipefail
+for dependency in curl osmium go; do
+  if ! command -v "$dependency" >/dev/null 2>&1; then
+    echo "Missing $dependency. Install curl, Go, and osmium-tool (osmium on Arch)." >&2
+    exit 1
+  fi
+done
+repo_dir="$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")/.." && pwd)"
+cd "$repo_dir"
+work_dir="$(mktemp -d)"
+trap 'rm -rf -- "$work_dir"' EXIT
+curl --fail --location --retry 3 --output "$work_dir/mississippi.osm.pbf" \
+  https://download.geofabrik.de/north-america/us/mississippi-latest.osm.pbf
+# Referenced nodes are retained by default; required for building footprints.
+osmium tags-filter "$work_dir/mississippi.osm.pbf" nw/addr:housenumber \
+  --output "$work_dir/addresses.osm"
+go run ./server -import-osm "$work_dir/addresses.osm" \
+  -addresses "${1:-data/mississippi-addresses.json}"
+echo 'Address data ready. Restart the server to load it.'