diff --git a/.vscode/extensions.json b/.vscode/extensions.json
index 8bd937e..9941528 100644
--- a/.vscode/extensions.json
+++ b/.vscode/extensions.json
@@ -5,9 +5,7 @@
   // List of extensions which should be recommended for users of this workspace.
   "recommendations": [
     "yzhang.markdown-all-in-one",
-    "joaompinto.asciidoctor-vscode",
-    "cmstead.jsrefactor",
-    "eg2.vscode-npm-script",
+    "asciidoctor.asciidoctor-vscode",
     "esbenp.prettier-vscode",
     "dbaeumer.vscode-eslint",
     "eamodio.gitlens",
diff --git a/.vscode/settings.json b/.vscode/settings.json
index 45268bf..84ea2dc 100644
--- a/.vscode/settings.json
+++ b/.vscode/settings.json
@@ -79,8 +79,11 @@
   ],
   "cSpell.language": "en,ru",
   "terminal.integrated.scrollback": 10000,
-  "jest.jestCommandLine": "yarn test",
+  "jest.jestCommandLine": "node_modules/.bin/jest --detectOpenHandles",
   "jest.runMode": "on-demand",
-  "jest.shell": "powershell",
-  "eslint.useFlatConfig": true
+  "jest.shell": "/bin/zsh",
+  "eslint.useFlatConfig": true,
+  "stylelint.packageManager": "pnpm",
+  "js/ts.implicitProjectConfig.module": "ES2022",
+  "js/ts.implicitProjectConfig.target": "ESNext",
 }
diff --git a/src/SparqlGenSelect.ts b/src/SparqlGenSelect.ts
index 5949444..37452dc 100644
--- a/src/SparqlGenSelect.ts
+++ b/src/SparqlGenSelect.ts
@@ -909,7 +909,7 @@ function genContextRecursive(entConstrs: EntConstrInternal[], index = 0): JsObje
  * @param ctxs
  */
 function getPropFromCtxs(key: string, ctxs?: JsStrObjObj[]) {
-  let prop = undefined;
+  let prop: string | JsStrObjObj | undefined;
   if (ctxs) {
     for (let index = ctxs.length - 1; index > -1; index--) {
       const ctx = ctxs[index];
diff --git a/test/config.ts b/test/config.ts
index 2d34dcd..743d09d 100644
--- a/test/config.ts
+++ b/test/config.ts
@@ -8,13 +8,13 @@
  * SPDX-License-Identifier: GPL-3.0-only
  ********************************************************************************/
 import { existsSync } from 'fs';
-import { env } from 'custom-env';
+import customEnv from 'custom-env';
 
-// emulate create-react-app behaviour witn .env files
+// emulate create-react-app behavior with .env files
 if (existsSync('.env.test.local')) {
-  env('test.local');
+  customEnv.env('test.local');
 } else if (existsSync('.env.test')) {
-  env('test');
+  customEnv.env('test');
 }
 
 /**
diff --git a/tsconfig-build.json b/tsconfig-build.json
index 00c531c..e2da8d4 100644
--- a/tsconfig-build.json
+++ b/tsconfig-build.json
@@ -2,10 +2,10 @@
   // see https://www.typescriptlang.org/tsconfig to better understand tsconfigs
   "extends": "./tsconfig",
   "include": ["src"],
-  "exclude": ["cypress", "es", "lib", "node_modules", "stories", "test"],
+  "exclude": ["es", "lib", "node_modules", "test"],
   "compilerOptions": {
-    "module": "es2020",
-    "target": "es2019",
+    "module": "es2022",
+    "target": "esnext",
     //"lib": ["dom", "dom.iterable", "esnext"]
     "types": []
   }
diff --git a/tsconfig.json b/tsconfig.json
index b54618b..9a5448d 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -31,11 +31,6 @@
     // use Node's module resolution algorithm, instead of the legacy TS one
     "moduleResolution": "Bundler",
     "resolveJsonModule": true,
-    //"baseUrl": "./",
-    //"paths": {
-    //  "*": ["src/*", "node_modules/*"]
-    //},
-    //"jsx": "react",
     // interop between ESM and CJS modules. Recommended by TS
     "esModuleInterop": true,
     "isolatedModules": true,
@@ -43,7 +38,6 @@
     "skipLibCheck": true,
     // error out if import and file system have a casing mismatch. Recommended by TS
     "forceConsistentCasingInFileNames": true,
-    // `tsdx build` ignores this option, but it is commonly used when type-checking separately with `tsc`
     "noEmit": true
   }
 }