chore: remove temporary build workflow

.github/workflows/build.yml

@@ -1,30 +0,0 @@
-name: Build Fixed PicoClaw
-
-on:
-  push:
-    branches: [ main ]
-  pull_request:
-    branches: [ main ]
-  workflow_dispatch: # Allows you to trigger it manually
-
-jobs:
-  build:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Checkout code
-        uses: actions/checkout@v4
-
-      - name: Set up Go
-        uses: actions/setup-go@v5
-        with:
-          go-version: '1.21' # PicoClaw usually needs 1.21+
-
-      - name: Build Windows Binary
-        run: |
-          GOOS=windows GOARCH=amd64 go build -o picoclaw-fixed.exe ./cmd/picoclaw
-
-      - name: Upload Artifact
-        uses: actions/upload-artifact@v4
-        with:
-          name: picoclaw-windows-binary
-          path: picoclaw-fixed.exe