diff --git a/server/controllers/authController.ts b/server/controllers/authController.ts
index 84f2b36..7a713ee 100644
--- a/server/controllers/authController.ts
+++ b/server/controllers/authController.ts
@@ -22,7 +22,7 @@ export const authController = {
 
       // Hash password
       const saltRounds = 12;
-      const hashedPassword = await bcrypt.hash(validatedData.password, saltRounds);
+      const hashedPassword = await bcrypt.hash(validatedData.password as string, saltRounds);
 
       // Determine role - special handling for admin user
       let userRole = "standard";
diff --git a/shared/schema.ts b/shared/schema.ts
index 6b7c4f7..423ab73 100644
--- a/shared/schema.ts
+++ b/shared/schema.ts
@@ -1,4 +1,4 @@
-import { pgTable, text, serial, integer, boolean, timestamp, numeric, varchar, uuid, json } from "drizzle-orm/pg-core";
+import { pgTable, text, serial, integer, boolean, timestamp, numeric, varchar, uuid, json, pgEnum, time, decimal } from "drizzle-orm/pg-core";
 import { relations } from "drizzle-orm";
 import { createInsertSchema, createSelectSchema } from "drizzle-zod";
 import { z } from "zod";
@@ -167,6 +167,26 @@ export const userPreferencesRelations = relations(userPreferences, ({ one }) =>
   user: one(users, { fields: [userPreferences.userId], references: [users.id] }),
 }));
 
+export const availabilityRelations = relations(availability, ({ one }) => ({
+  professional: one(users, { fields: [availability.professionalId], references: [users.id] }),
+}));
+
+export const appointmentsRelations = relations(appointments, ({ one }) => ({
+  professional: one(users, { fields: [appointments.professionalId], references: [users.id] }),
+  client: one(users, { fields: [appointments.clientId], references: [users.id] }),
+}));
+
+export const connectionsRelations = relations(connections, ({ one }) => ({
+  requester: one(users, { fields: [connections.requesterId], references: [users.id] }),
+  receiver: one(users, { fields: [connections.receiverId], references: [users.id] }),
+}));
+
+export const reviewsRelations = relations(reviews, ({ one }) => ({
+  professional: one(users, { fields: [reviews.professionalId], references: [users.id] }),
+  client: one(users, { fields: [reviews.clientId], references: [users.id] }),
+  appointment: one(appointments, { fields: [reviews.appointmentId], references: [appointments.id] }),
+}));
+
 // Zod schemas for validation
 export const insertUserSchema = createInsertSchema(users).omit({
   id: true,