ci: run on desktop amd64 agent

Switch platform to amd64 for the Windows Docker runner and drop
Pi-only single-worker / tiny-heap limits.

Co-authored-by: Cursor <cursoragent@cursor.com>

.drone.yml

@@ -4,8 +4,7 @@
 #   ssh_port                      — optional, default 22
 #   deploy_path                   — absolute path on host (e.g. /opt/iled-shop)
 #
-# Homelab runner: Pi-hole DNS → Traefik LAN; /drone-cache for npm/nuget.
-# Steps stay serial + single-worker so builds fit under DRONE_MEMORY_LIMIT (~2GiB).
+# Builds run on the Windows desktop agent (linux/amd64). Pi only hosts Drone.
 
 kind: pipeline
 type: docker
@@ -13,7 +12,7 @@ name: ci
 
 platform:
   os: linux
-  arch: arm64
+  arch: amd64
 
 dns:
   - 192.168.0.64
@@ -39,14 +38,13 @@ steps:
     commands:
       - cd src/backend
       - dotnet restore iLED.slnx
-      - dotnet build iLED.slnx -c Release --no-restore -m:1
+      - dotnet build iLED.slnx -c Release --no-restore
 
   - name: shop
     image: node:22-bookworm
     pull: false
     environment:
-      NG_BUILD_MAX_WORKERS: "1"
-      NODE_OPTIONS: "--max-old-space-size=1536"
+      NODE_OPTIONS: "--max-old-space-size=3072"
       npm_config_cache: /drone-cache/npm
     commands:
       - cd src/shop
@@ -59,8 +57,7 @@ steps:
     image: node:22-bookworm
     pull: false
     environment:
-      NG_BUILD_MAX_WORKERS: "1"
-      NODE_OPTIONS: "--max-old-space-size=1536"
+      NODE_OPTIONS: "--max-old-space-size=3072"
       npm_config_cache: /drone-cache/npm
     commands:
       - cd src/admin
@@ -82,7 +79,7 @@ name: deploy
 
 platform:
   os: linux
-  arch: arm64
+  arch: amd64
 
 dns:
   - 192.168.0.64