perf: optimize docker build with pnpm cache mounts and less aggressive pruning

.gitea/workflows/deploy.yml

@@ -44,7 +44,7 @@ jobs:
         shell: bash
         run: |
           docker image prune -f || true
-          docker builder prune -f --filter "until=24h" || true
+          docker builder prune -f --filter "until=168h" || true
 
       - name: Checkout repository
         uses: actions/checkout@v4

Dockerfile

@@ -20,12 +20,18 @@ ENV SENTRY_SUPPRESS_TURBOPACK_WARNING=1
 # Enable pnpm
 RUN corepack enable
 
-# Copy workspace configuration
+# Set pnpm home and store directory for caching
+ENV PNPM_HOME="/pnpm"
+ENV PATH="$PNPM_HOME:$PATH"
+RUN mkdir -p /pnpm/store
+
+# Copy workspace configuration and manifests for better caching
 COPY pnpm-lock.yaml pnpm-workspace.yaml package.json .npmrc ./
 COPY apps/web/package.json ./apps/web/package.json
 
-# Install dependencies (use cache mount if possible, but keep it simple as per standard)
-RUN pnpm install --no-frozen-lockfile
+# Install dependencies with cache mount
+RUN --mount=type=cache,id=pnpm,target=/pnpm/store \
+    pnpm install --frozen-lockfile
 
 # Copy source
 COPY . .