diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index f3894a3b..4ea849cd 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -55,21 +55,15 @@ jobs:
     name: Test (Windows - cmd)
     runs-on: windows-latest
     continue-on-error: true  # Windows filesystem is slow; don't block PRs
-    env:
-      # Use RAM disk for all I/O - provides ~1750x faster IOPS than C: drive
-      TEMP: R:\tmp
-      TMP: R:\tmp
-      GOCACHE: R:\go-cache
-      GOMODCACHE: R:\go-mod
     steps:
       - uses: actions/checkout@v6
 
-      - name: Setup RAM Disk and copy workspace
+      # RAM disk for temp/cache only (not workspace - t.Chdir breaks on ImDisk)
+      - name: Setup RAM Disk
         uses: chad-golden/setup-ramdisk@v1.0.1
         with:
           size-in-mb: 4096
           drive-letter: 'R'
-          copy-workspace: true
 
       - name: Prepare RAM disk directories
         run: New-Item -ItemType Directory -Force -Path R:\tmp, R:\go-cache, R:\go-mod
@@ -84,31 +78,30 @@ jobs:
           git config --global user.name "CI Bot"
           git config --global user.email "ci@beads.test"
 
-      - name: Build and Test cmd package
-        working-directory: R:\workspace
-        run: |
-          go build -v ./cmd/bd
-          go test -v -short -timeout=30m -parallel=4 ./cmd/...
+      - name: Build
+        run: go build -v ./cmd/bd
+
+      - name: Test cmd package
+        env:
+          TEMP: R:\tmp
+          TMP: R:\tmp
+          GOCACHE: R:\go-cache
+          GOMODCACHE: R:\go-mod
+        run: go test -v -short -timeout=30m -parallel=4 ./cmd/...
 
   test-windows-internal:
     name: Test (Windows - internal)
     runs-on: windows-latest
     continue-on-error: true  # Windows filesystem is slow; don't block PRs
-    env:
-      # Use RAM disk for all I/O - provides ~1750x faster IOPS than C: drive
-      TEMP: R:\tmp
-      TMP: R:\tmp
-      GOCACHE: R:\go-cache
-      GOMODCACHE: R:\go-mod
     steps:
       - uses: actions/checkout@v6
 
-      - name: Setup RAM Disk and copy workspace
+      # RAM disk for temp/cache only (not workspace - t.Chdir breaks on ImDisk)
+      - name: Setup RAM Disk
         uses: chad-golden/setup-ramdisk@v1.0.1
         with:
           size-in-mb: 4096
           drive-letter: 'R'
-          copy-workspace: true
 
       - name: Prepare RAM disk directories
         run: New-Item -ItemType Directory -Force -Path R:\tmp, R:\go-cache, R:\go-mod
@@ -124,7 +117,11 @@ jobs:
           git config --global user.email "ci@beads.test"
 
       - name: Test internal packages
-        working-directory: R:\workspace
+        env:
+          TEMP: R:\tmp
+          TMP: R:\tmp
+          GOCACHE: R:\go-cache
+          GOMODCACHE: R:\go-mod
         run: go test -v -short -timeout=30m -parallel=4 ./internal/...
 
   lint: