Rebrand from Casera/MyCrib to honeyDue

Total rebrand across all Go API source files:
- Go module path: casera-api -> honeydue-api
- All imports updated (130+ files)
- Docker: containers, images, networks renamed
- Email templates: support email, noreply, icon URL
- Domains: casera.app/mycrib.treytartt.com -> honeyDue.treytartt.com
- Bundle IDs: com.tt.casera -> com.tt.honeyDue
- IAP product IDs updated
- Landing page, admin panel, config defaults
- Seeds, CI workflows, Makefile, docs
- Database table names preserved (no migration needed)

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

bruno-collections/casera-api/bruno.json

@@ -1,6 +1,6 @@
 {
   "version": "1",
-  "name": "Casera API (Go)",
+  "name": "honeyDue API (Go)",
   "type": "collection",
   "ignore": [
     "node_modules",

bruno-collections/casera-api/environments/Dev.bru

@@ -1,5 +1,5 @@
 vars {
-  base_url: https://casera.treytartt.com
+  base_url: https://honeyDue.treytartt.com
   api_url: {{base_url}}/api
   auth_token: 64eea3e59ecdf58a35a4fb45f4797413a3f96456
 }