Fix: Correct prisma path to apps/backend/prisma

Dockerfile

@@ -9,15 +9,15 @@ COPY apps/backend/package*.json ./apps/backend/
 COPY packages/domain-types/package*.json ./packages/domain-types/
 COPY packages/mcp-types/package*.json ./packages/mcp-types/
 
-# Copy prisma schema for generation
-COPY prisma ./prisma/
+# Copy prisma schema for generation (correct path)
+COPY apps/backend/prisma ./apps/backend/prisma/
 
 # Install all dependencies (including prisma)
 RUN npm ci
 RUN npm install -D tsx typescript @types/node @types/express @types/ws esbuild
 
 # Generate Prisma client
-RUN npx prisma generate
+RUN cd apps/backend && npx prisma generate
 
 # Copy source code
 COPY . .