README: add photos

README.md

@@ -1,8 +1,9 @@
-this is a 3d-printable case designed for the PinePhone, but implemented with an eye towards
-generalizing beyond just that model and supporting future phones/preferences alongside
-this first model.
+this is a 3d-printable case designed for the PinePhone,
+but implemented with an eye towards generalizing beyond just that model
+and supporting future phones/preferences alongside this first model.
+
+as an example, the default case (pictured below) includes a pouch for carrying an external battery: a quick solution to achieve all-day battery life with any of the stock OSes. the back of this case prints flat, with a mesh that stretches to fit the battery upon installation.
 
-status: case is usable, but the print is rough and requires a good deal of manual cleaning due to aggressive fillets/overhangs.
 
 ## Images
 
@@ -10,6 +11,14 @@ status: case is usable, but the print is rough and requires a good deal of manua
 ![side view](readme_files/pinephone_side_case_with_phone.png)
 ![back view](readme_files/pinephone_back_case_with_phone.png)
 
+![back view with battery](readme_files/pinephone_irl_back.jpg)
+![side view with battery](readme_files/pinephone_irl_side.jpg)
+![phone in hand](readme_files/pinephone_irl_front.jpg)
+
+for an interactive viewer, see [build/web-viewer/index.html](https://git.uninsane.org/colin/phone-case-cq/raw/branch/docs-dev/build/web-viewer/index.html).
+you'll need a browser which supports webGL (e.g. chromium).
+
+
 ## Prerequisites
 - run `nix develop` to enter a dev environment.
 - or manually install these dependencies: