chore: establish local platform baseline

internal/privacy/access_processor_test.go

@@ -0,0 +1,22 @@
+package privacy
+
+import "testing"
+
+func TestFilterInventoryUsesRequestedCategories(t *testing.T) {
+	counts := map[string]int64{"profile": 1, "conversations": 3, "memories": 2}
+	filtered := filterInventory(counts, map[string]any{"categories": []any{"profile", "memories", "unknown", 12}})
+	if len(filtered) != 2 || filtered["profile"] != 1 || filtered["memories"] != 2 {
+		t.Fatalf("filtered inventory = %#v", filtered)
+	}
+	if _, exists := filtered["conversations"]; exists {
+		t.Fatal("unrequested category must not be returned")
+	}
+}
+
+func TestFilterInventoryDefaultsToAllCategories(t *testing.T) {
+	counts := map[string]int64{"profile": 1, "conversations": 3}
+	filtered := filterInventory(counts, map[string]any{})
+	if len(filtered) != len(counts) || filtered["conversations"] != 3 {
+		t.Fatalf("default inventory = %#v", filtered)
+	}
+}