Rebrand entire project from Feels to Reflect

Complete rename across all bundle IDs, App Groups, CloudKit containers,
StoreKit product IDs, data store filenames, URL schemes, logger subsystems,
Swift identifiers, user-facing strings (7 languages), file names, directory
names, Xcode project, schemes, assets, and documentation.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Reflect Watch App/Assets.xcassets/Contents.json

@@ -0,0 +1,6 @@
+{
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}