fix: update Dockerfile to use PostgreSQL dummy URL for build

Dockerfile

@@ -18,14 +18,12 @@ RUN npm ci
 # Copy source code
 COPY . .
 
-# Generate Prisma client (with dummy DATABASE_URL for build-time generation)
-RUN DATABASE_URL="file:./prisma/dev.db" npx prisma generate
-
-# Run database migrations (with dummy DATABASE_URL for build-time)
-RUN DATABASE_URL="file:./prisma/dev.db" npx prisma migrate deploy
+# Generate Prisma client (with dummy PostgreSQL DATABASE_URL for build-time generation)
+# Note: A dummy URL is used since the real database is not available during build
+RUN DATABASE_URL="postgresql://user:pass@localhost:5432/dummy" npx prisma generate
 
 # Build the application (with dummy DATABASE_URL for static page generation)
-RUN DATABASE_URL="file:./prisma/dev.db" npm run build
+RUN DATABASE_URL="postgresql://user:pass@localhost:5432/dummy" npm run build
 
 # Stage 2: Runner
 FROM node:20-alpine AS runner
@@ -52,7 +50,7 @@ RUN npm ci --omit=dev
 
 # Generate Prisma client
 # Note: We need to set DATABASE_URL even for generation because prisma.config.ts requires it
-RUN DATABASE_URL="file:./prisma/dev.db" npx prisma generate
+RUN DATABASE_URL="postgresql://user:pass@localhost:5432/dummy" npx prisma generate
 
 # Switch to non-root user
 USER euchre