feat: initial commit web-cad-neu with docker-compose, frontend and backend

backend/src/routes/layers.ts

@@ -0,0 +1,37 @@
+/**
+ * Layers Routes – CRUD for layers
+ */
+import type { FastifyInstance } from 'fastify';
+import type { DatabaseInterface, DBLayer } from '../database/DatabaseInterface.js';
+
+export function registerLayerRoutes(fastify: FastifyInstance, db: DatabaseInterface) {
+  // List layers for a drawing
+  fastify.get('/api/drawings/:drawingId/layers', async (request) => {
+    const { drawingId } = request.params as { drawingId: string };
+    return db.listLayers(drawingId);
+  });
+
+  // Create layer
+  fastify.post('/api/drawings/:drawingId/layers', async (request, reply) => {
+    const { drawingId } = request.params as { drawingId: string };
+    const body = request.body as Partial<DBLayer>;
+    return reply.code(201).send(db.createLayer({ ...body, drawing_id: drawingId }));
+  });
+
+  // Update layer
+  fastify.patch('/api/layers/:id', async (request, reply) => {
+    const { id } = request.params as { id: string };
+    const body = request.body as Partial<DBLayer>;
+    const updated = db.updateLayer(id, body);
+    if (!updated) return reply.code(404).send({ error: 'Layer not found' });
+    return updated;
+  });
+
+  // Delete layer
+  fastify.delete('/api/layers/:id', async (request, reply) => {
+    const { id } = request.params as { id: string };
+    const ok = db.deleteLayer(id);
+    if (!ok) return reply.code(404).send({ error: 'Layer not found' });
+    return reply.code(204).send();
+  });
+}