docs: redesign Roadmap as a native five-stage workflow

scripts/roadmap.test.mjs

@@ -19,11 +19,18 @@ test('Roadmap visibly assesses code and real delivery before adoption', () => {
 test('both roadmap diagrams make assessment and readiness prerequisites to the pilot', () => {
   const ids = ['assessment', 'readiness', 'pilot', 'expansion', 'sustain'];
   for (const suffix of ['', '-mobile']) {
-    const diagram = JSON.parse(read(`diagrams/strategy-roadmap${suffix}.architecture.json`));
-    assert.deepEqual(diagram.components.map(n => n.id), ids);
-    assert.deepEqual(diagram.connections.map(e => [e.from,e.to]), ids.slice(1).map((id, i) => [ids[i],id]));
-    assert.match(diagram.components[0].sublabel, /Code quality \+ delivery flow/);
-    assert.match(diagram.components[1].sublabel, /Critical gaps/);
-    assert.match(diagram.components[4].label, /Sustain/);
+    const diagram = JSON.parse(read(`diagrams/strategy-roadmap${suffix}.workflow.json`));
+    assert.equal(diagram.schema_version, 2);
+    assert.equal(diagram.diagram_type, 'workflow');
+    assert.deepEqual(diagram.mainPath, ids);
+    assert.deepEqual(diagram.nodes.map(n => n.id), ids);
+    assert.deepEqual(diagram.nodes.map(n => n.label), ['Understand today', 'Prepare foundations', 'Pilot', 'Expand', 'Sustain']);
+    assert.deepEqual(diagram.edges.map(e => [e.from,e.to]), ids.slice(1).map((id, i) => [ids[i],id]));
+    assert.match(diagram.nodes[0].sublabel, /code quality and real delivery/);
+    assert.match(diagram.nodes[0].sublabel, /baseline, process map, prioritized gaps/);
+    assert.match(diagram.nodes[1].tag, /Critical gaps closed/);
+    assert(diagram.nodes.every(n => n.sublabel.includes('Output:') && n.tag.startsWith('Exit:')));
+    assert.deepEqual(diagram.nodes.map(n => n.col), suffix ? [0,0,0,0,0] : [0,1,2,3,4]);
+    assert.equal(diagram.lanes.length, 1);
   }
 });