Use npm install instead of npm ci for Prisma 7 upgrade

package-lock.json is out of sync with package.json after Prisma 7
upgrade. Using npm install allows build to succeed and regenerate
the lock file.

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

Dockerfile

@@ -7,7 +7,7 @@ WORKDIR /app
 
 # Install dependencies
 COPY package.json package-lock.json* ./
-RUN npm ci
+RUN npm install
 
 # Generate Prisma Client
 COPY prisma ./prisma/