perf: implement registry-based build caching and next.js cache mounts

.gitea/workflows/pipeline.yml

@@ -130,6 +130,6 @@ jobs:
           tags: |
             registry.infra.mintel.me/mintel/${{ matrix.image }}:${{ github.ref_name }}
             registry.infra.mintel.me/mintel/${{ matrix.image }}:latest
-          cache-from: type=gha
-          cache-to: type=gha,mode=max
+          cache-from: type=registry,ref=registry.infra.mintel.me/mintel/${{ matrix.image }}:buildcache
+          cache-to: type=registry,ref=registry.infra.mintel.me/mintel/${{ matrix.image }}:buildcache,mode=max
 

packages/infra/docker/Dockerfile.gatekeeper

@@ -3,6 +3,7 @@ FROM node:20-alpine AS builder
 RUN apk add --no-cache libc6-compat curl
 WORKDIR /app
 RUN corepack enable pnpm
+ENV CI=true
 
 # Copy manifest files specifically for better layer caching
 COPY pnpm-lock.yaml pnpm-workspace.yaml package.json .npmrc ./
@@ -11,6 +12,14 @@ COPY packages/next-utils/package.json ./packages/next-utils/package.json
 COPY packages/eslint-config/package.json ./packages/eslint-config/package.json
 COPY packages/next-config/package.json ./packages/next-config/package.json
 COPY packages/tsconfig/package.json ./packages/tsconfig/package.json
+COPY packages/infra/package.json ./packages/infra/package.json
+COPY packages/cms-infra/package.json ./packages/cms-infra/package.json
+COPY packages/mail/package.json ./packages/mail/package.json
+COPY packages/cli/package.json ./packages/cli/package.json
+COPY packages/observability/package.json ./packages/observability/package.json
+COPY packages/next-observability/package.json ./packages/next-observability/package.json
+COPY packages/husky-config/package.json ./packages/husky-config/package.json
+COPY packages/ui/package.json ./packages/ui/package.json
 
 # Use a secret for NPM_TOKEN and a cache mount for the pnpm store
 RUN --mount=type=cache,id=pnpm,target=/pnpm/store \
@@ -23,7 +32,8 @@ RUN --mount=type=cache,id=pnpm,target=/pnpm/store \
 COPY . .
 
 # Build Gatekeeper and its dependencies
-RUN pnpm --filter @mintel/gatekeeper... build
+RUN --mount=type=cache,target=/app/packages/gatekeeper/.next/cache \
+    pnpm --filter @mintel/gatekeeper... build
 RUN mkdir -p packages/gatekeeper/public
 
 # Step 2: Runner stage