test(ci): run agent integrations on Windows

.github/workflows/ci.yml

@@ -36,9 +36,9 @@ jobs:
   build-windows:
     # CGO build smoke-test on native Windows. tree-sitter needs a C/C++
     # compiler — the GitHub windows runner ships mingw-w64 on PATH, so no
-    # extra toolchain setup is required. Build-only: `go build ./...`
-    # compiles every production package without pulling in the
-    # platform-specific test files a full `go test` would.
+    # extra toolchain setup is required. `go build ./...` compiles every
+    # production package; the focused agents test also exercises Windows-only
+    # integration paths without opting into the unsupported full test suite.
     runs-on: windows-latest
     steps:
       - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
@@ -53,6 +53,9 @@ jobs:
       - name: Build all packages
         run: go build ./...
 
+      - name: Test Windows agent integrations
+        run: go test -timeout=5m -count=1 ./internal/agents
+
   lint:
     runs-on: ubuntu-latest
     steps:

internal/agents/instructions_test.go

@@ -185,11 +185,12 @@ func TestBashInstructionsBodyUsesOnlyExplicitCLIMirror(t *testing.T) {
 func TestGlobalPointerBody_ShapeAndSentinel(t *testing.T) {
 	const dir = "/home/user/.gortex/instructions"
 	body := GlobalPointerBody(dir)
+	activePath := filepath.Join(dir, "active.md")
 
 	if !strings.Contains(body, InstructionsSentinel) {
 		t.Error("pointer block lost the idempotency sentinel heading")
 	}
-	if !strings.Contains(body, "@"+dir+"/active.md") {
+	if !strings.Contains(body, "@"+activePath) {
 		t.Errorf("pointer block does not @-include the active profile: %q", body)
 	}
 	if !strings.Contains(body, "gortex instructions switch") {