Merge main and switch Cesium and Navara in place through Vue

Preserve the camera, map source and layer selection across engine sessions. Restore the previous engine if startup fails and retain local history navigation.

scripts/run-unit-tests.mjs

@@ -1,7 +1,7 @@
 import { readdirSync } from 'node:fs';
 import { spawnSync } from 'node:child_process';
 import path from 'node:path';
-import { fileURLToPath, pathToFileURL } from 'node:url';
+import { pathToFileURL } from 'node:url';
 
 export const ALLOCATION_TEST_FILES = Object.freeze([
   'src/data/focusAllocations.test.mjs',
@@ -21,9 +21,20 @@ export function assertNode24AllocationRuntime(version = process.versions.node) {
   return version;
 }
 
+/**
+ * Directories this runner searches for `*.test.mjs`, in stable order.
+ *
+ * `server/` belongs here because provider modules own tests of their own: a
+ * suite placed beside the module it covers must run, and CI's unit-test job runs
+ * `npm test`, so a directory missing from this list is a suite that never runs
+ * there. `unitTestRunner.test.mjs` asserts the list covers every `*.test.mjs`
+ * outside dependencies, build output and dot-directories, so adding a tree
+ * without adding it here fails.
+ */
+export const UNIT_TEST_ROOTS = Object.freeze(['src', 'server', 'scripts']);
+
 /** Discover repository unit tests in stable path order. */
 export function discoverUnitTestFiles(root = process.cwd()) {
-  const sourceRoot = path.join(root, 'src');
   const files = [];
   const visit = (directory) => {
     for (const entry of readdirSync(directory, { withFileTypes: true })) {
@@ -34,7 +45,7 @@ export function discoverUnitTestFiles(root = process.cwd()) {
       }
     }
   };
-  visit(sourceRoot);
+  for (const testRoot of UNIT_TEST_ROOTS) visit(path.join(root, testRoot));
   return files.sort();
 }
 
@@ -60,8 +71,14 @@ export function allocationTestArgs(file) {
   return ['--expose-gc', '--test', '--test-concurrency=1', file];
 }
 
+/** Node flags every unit-test process receives. */
+export const UNIT_TEST_NODE_FLAGS = Object.freeze([
+  // Single-file components compile on import.
+  '--import=./build/registerVue.js',
+]);
+
 function runTests(args) {
-  const result = spawnSync(process.execPath, args, {
+  const result = spawnSync(process.execPath, [...UNIT_TEST_NODE_FLAGS, ...args], {
     cwd: process.cwd(),
     stdio: 'inherit',
     env: process.env,