Fix the rake workflow on Ubuntu and Windows runners

Rakefile

@@ -42,7 +42,7 @@ end
 namespace :lint do
   desc "Verify no raw MDC_P### / MDC_C### literals outside the registry files"
   task :registry do
-    sh "bin/lint-no-raw-mdc"
+    sh "bash", "bin/lint-no-raw-mdc"
   end
 end
 

bin/lint-no-raw-mdc

@@ -1,3 +1,4 @@
+#!/usr/bin/env bash
 # lint-no-raw-mdc — fail if any raw MDC_P### / MDC_C### / EXT_P### /
 # EXT_C### / CIM_P### string literal appears in lib/opencdd/ outside
 # the designated SSOT files.

spec/model/entity_store_spec.rb

@@ -73,9 +73,14 @@
   end
 
   describe Opencdd::Model::EntityStore do
-    it "initializes with a path" do
-      store = described_class.new("/tmp/test-store")
-      expect(store.path).to eq("/tmp/test-store")
+    it "expands a relative path against the working directory" do
+      Dir.mktmpdir("entity-store") do |dir|
+        Dir.chdir(dir) do
+          store = described_class.new("nested-store")
+          expect(store.path).to eq(File.expand_path("nested-store"))
+          expect(store.path).not_to eq("nested-store")
+        end
+      end
     end
 
     it "save_database writes files to disk" do