fix: install all deps for build then prune

Dockerfile

@@ -34,8 +34,8 @@ RUN npm install -g pnpm
 # Copy package files
 COPY package*.json ./
 
-# Install dependencies using pnpm (handles peer deps better)
-RUN pnpm install --prod
+# Install ALL dependencies (including devDependencies for build)
+RUN pnpm install
 
 # Copy source files
 COPY . .
@@ -43,6 +43,9 @@ COPY . .
 # Build TypeScript
 RUN pnpm run build
 
+# Remove devDependencies after build
+RUN pnpm prune --prod
+
 # Create directories for videos and jobs
 RUN mkdir -p videos jobs