fix(packages): move to overlays

packages/scripts/instaget.nix

@@ -0,0 +1,13 @@
+{ writeShellScriptBin, wget, curl, jq }:
+writeShellScriptBin "instaget" ''
+  for url in "$@"; do
+    ${curl}/bin/curl -s "$url" \
+      | grep display_url \
+      | grep -o '{.*}' \
+      | ${jq}/bin/jq -r '
+          .entry_data.PostPage
+          | .[].graphql.shortcode_media.edge_sidecar_to_children.edges
+          | .[].node.display_url' \
+      | xargs ${wget}/bin/wget
+  done
+''