Rename folder from chassis to car-ui-lib

Bug: 140950423

Test: build and deploy test app
Change-Id: I1016415ffb3b0a80fd0c07c125a1cd82a38f137b
diff --git a/car-ui-lib/README.md b/car-ui-lib/README.md
new file mode 100644
index 0000000..282f8e1
--- /dev/null
+++ b/car-ui-lib/README.md
@@ -0,0 +1,28 @@
+# Android Automotive 'Chassis' library
+Components and resources designed to increase Automotive UI consistency between
+GAS (Google Automotive Services) apps, system-apps and OEM developed apps.
+
+See: go/aae-carui
+
+## Content
+
+Components and resources designed to be configured by means of RRO (Runtime
+Resource Overlays) by OEMs.
+
+## Updating
+
+This library is developed in Gerrit and copied as source to Google3 using
+Copybara (go/copybara).
+
+Source: /packages/apps/Car/libs/car-ui-lib
+Target: //google3/third_party/java/android_libs/android_car_chassis_lib
+
+Here is the process for updating this library:
+
+1. Develop, test and upload changes to Gerrit
+2. On Google3, run './update.sh review <cl>' (with <cl> being your Gerrit CL #) and test your changes
+3. Repeat #1 and #2 until your changes look okay on both places.
+4. Back on Gerrit, submit your CL.
+5. Back on Google3, run './update.sh manual' submit
+
+TODO: Automate this process using CaaS (in progress)