Fix Docker builds: drop frozen-lockfile for standalone app builds

Apps build in isolation from the monorepo, so the root pnpm-lock.yaml
doesn't match the app-level package.json. Use plain pnpm install
since each app's package.json is the source of truth.

.github/workflows/deploy-production.yaml

@@ -36,12 +36,10 @@ jobs:
           echo "${{ secrets.GITHUB_TOKEN }}" | docker login ghcr.io -u ${{ github.actor }} --password-stdin
           IFS=',' read -ra APPS <<< "${{ steps.changes.outputs.apps }}"
           for app in "${APPS[@]}"; do
-            cp pnpm-lock.yaml apps/${app}/pnpm-lock.yaml
             docker build \
               -t ghcr.io/${{ github.repository_owner }}/homelab-${app}:${{ github.sha }} \
               -t ghcr.io/${{ github.repository_owner }}/homelab-${app}:latest \
               apps/${app}
-            rm apps/${app}/pnpm-lock.yaml
             docker push ghcr.io/${{ github.repository_owner }}/homelab-${app}:${{ github.sha }}
             docker push ghcr.io/${{ github.repository_owner }}/homelab-${app}:latest
           done

apps/api/Dockerfile

@@ -2,8 +2,8 @@ FROM node:20-alpine AS base
 
 FROM base AS deps
 WORKDIR /app
-COPY package.json pnpm-lock.yaml* ./
-RUN corepack enable pnpm && pnpm install --frozen-lockfile
+COPY package.json ./
+RUN corepack enable pnpm && pnpm install
 
 FROM base AS builder
 WORKDIR /app

apps/web/Dockerfile

@@ -3,8 +3,8 @@ FROM node:20-alpine AS base
 FROM base AS deps
 RUN apk add --no-cache libc6-compat
 WORKDIR /app
-COPY package.json pnpm-lock.yaml* ./
-RUN corepack enable pnpm && pnpm install --frozen-lockfile
+COPY package.json ./
+RUN corepack enable pnpm && pnpm install
 
 FROM base AS builder
 WORKDIR /app