Fix TypeScript build errors

FIXES_SESSION_3.md

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+# Type Error Fixes - Session 3
+
+## Fixes Applied
+
+### CBDC Services
+1. **cbdc-wallet.service.ts** ✅
+   - Added Prisma import
+   - Fixed metadata type: Added `as Prisma.InputJsonValue` casting
+
+### Compliance Services  
+1. **aml.service.ts** ✅
+   - Added Prisma import
+   - Fixed metadata type: Added `as Prisma.InputJsonValue` casting
+
+### GRU Services - Decimal Method Names
+Fixed incorrect Decimal method names across multiple GRU services:
+1. **gru-stress-test.service.ts** ✅
+   - Replaced `.isGreaterThan(` with `.greaterThan(`
+   - Replaced `.isLessThan(` with `.lessThan(`
+
+2. **gru-audit.service.ts** ✅
+   - Replaced `.isGreaterThan(` with `.greaterThan(`
+
+3. **gru-temporal-settlement.service.ts** ✅
+   - Replaced `.isGreaterThan(` with `.greaterThan(`
+
+4. **gru-metaverse-stress.service.ts** ✅
+   - Replaced `.isGreaterThan(` with `.greaterThan(`
+   - Replaced `.isLessThan(` with `.lessThan(`
+
+5. **gru-omega-reconciliation.service.ts** ✅
+   - Replaced `.isLessThan(` with `.lessThan(`
+
+6. **gru-quantum-stress.service.ts** ✅
+   - Replaced `.isGreaterThan(` with `.greaterThan(`
+   - Replaced `.isLessThan(` with `.lessThan(`
+
+## Summary So Far
+
+### ✅ Completed
+- AccountType enum fixes (4 files)
+- JsonValue fixes in admin controls (3 files)
+- JsonValue fixes in accounting/reporting (1 file)
+- JsonValue fixes in CBDC services (2 files)
+- JsonValue fixes in compliance (1 file)
+- Decimal method name fixes (6 files)
+
+### ⚠️ Remaining
+- More JsonValue fixes (~100+ instances across many files)
+- Missing return statements (~100+ route handlers)
+- Property access errors (~50+ instances)
+- Other type mismatches
+
+## Next Steps
+Continue with more JsonValue fixes and missing return statements.
+