feat: Complete character system, animated login, WebSocket sync

Character System:
- Inventory system with 5,482 equipment items
- Feats tab with categories and details
- Actions tab with 99 PF2e actions
- Item detail modal with equipment info
- Feat detail modal with descriptions
- Edit character modal with image cropping

Auth & UI:
- Animated login screen with splash → form transition
- Letter-by-letter "DIMENSION 47" animation
- Starfield background with floating orbs
- Logo tap glow effect
- "Remember me" functionality (localStorage/sessionStorage)

Real-time Sync:
- WebSocket gateway for character updates
- Live sync for HP, conditions, inventory, equipment status, money, level

Database:
- Added credits field to characters
- Added custom fields for items
- Added feat fields and relations
- Included full database backup

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

server/prisma/schema.prisma

@@ -184,6 +184,9 @@ model Character {
   // Experience
   experiencePoints Int @default(0)
 
+  // Currency (Ironvale uses Credits instead of Gold/Silver/Copper)
+  credits Int @default(0)
+
   // Pathbuilder Import Data (JSON blob for original import)
   pathbuilderData Json?
 
@@ -266,6 +269,17 @@ model CharacterItem {
   containerId String? // For containers
   notes       String?
 
+  // Player-editable: Alias/Nickname for the item
+  alias       String?
+
+  // GM-editable: Custom overrides for item properties
+  customName       String?   // Override display name
+  customDamage     String?   // Override damage dice (e.g. "2d6")
+  customDamageType String?   // Override damage type (e.g. "fire")
+  customTraits     String[]  // Override/add traits
+  customRange      String?   // Override range
+  customHands      String?   // Override hands requirement
+
   character Character  @relation(fields: [characterId], references: [id], onDelete: Cascade)
   equipment Equipment? @relation(fields: [equipmentId], references: [id])
 }
@@ -466,16 +480,43 @@ model NoteShare {
 // ==========================================
 
 model Feat {
-  id          String   @id @default(uuid())
-  name        String   @unique
-  traits      String[]
-  summary     String?
-  actions     String?
-  url         String?
-  level       Int?
-  sourceBook  String?
+  id            String   @id @default(uuid())
+  name          String   @unique
+  traits        String[]
+  summary       String?
+  description   String?  // Full feat description/benefit text
+  actions       String?  // "1", "2", "3", "free", "reaction", null for passive
+  url           String?
+  level         Int?     // Minimum level requirement
+  sourceBook    String?
+
+  // Feat classification
+  featType      String?  // "General", "Skill", "Class", "Ancestry", "Archetype", "Heritage"
+  rarity        String?  // "Common", "Uncommon", "Rare", "Unique"
+
+  // Prerequisites
+  prerequisites String?  // Text description of prerequisites
+
+  // For class/archetype feats
+  className     String?  // "Fighter", "Wizard", etc.
+  archetypeName String?  // "Sentinel", "Medic", etc.
+
+  // For ancestry feats
+  ancestryName  String?  // "Human", "Elf", etc.
+
+  // For skill feats
+  skillName     String?  // "Acrobatics", "Athletics", etc.
+
+  // Cached German translation
+  nameGerman    String?
+  summaryGerman String?
 
   characterFeats CharacterFeat[]
+
+  @@index([featType])
+  @@index([className])
+  @@index([ancestryName])
+  @@index([level])
 }
 
 model Equipment {