fix(ci): fix docker build by adding pnpm install in Dockerfile

Dockerfile

@@ -9,12 +9,23 @@ ARG NEXT_PUBLIC_UMAMI_WEBSITE_ID
 ARG NEXT_PUBLIC_UMAMI_SCRIPT_URL
 ARG NEXT_PUBLIC_TARGET
 ARG DIRECTUS_URL
+ARG NPM_TOKEN
 
 ENV NEXT_PUBLIC_BASE_URL=$NEXT_PUBLIC_BASE_URL
 ENV NEXT_PUBLIC_UMAMI_WEBSITE_ID=$NEXT_PUBLIC_UMAMI_WEBSITE_ID
 ENV NEXT_PUBLIC_UMAMI_SCRIPT_URL=$NEXT_PUBLIC_UMAMI_SCRIPT_URL
 ENV NEXT_PUBLIC_TARGET=$NEXT_PUBLIC_TARGET
 ENV DIRECTUS_URL=$DIRECTUS_URL
+ENV NPM_TOKEN=$NPM_TOKEN
+
+# Enable corepack
+RUN corepack enable
+
+# Copy package files
+COPY package.json pnpm-lock.yaml* .npmrc ./
+
+# Install dependencies
+RUN pnpm install --frozen-lockfile
 
 # Copy local files
 COPY . .