chore: bump @grafana/create-plugin configuration to 5.26.4 (#2082)

Bumps
[`@grafana/create-plugin`](https://github.com/grafana/plugin-tools/tree/main/packages/create-plugin)
configuration from 4.2.1 to 5.26.4.

**Notes for reviewer:**
This is an auto-generated PR which ran `@grafana/create-plugin update`.
Please consult the create-plugin
[CHANGELOG.md](https://github.com/grafana/plugin-tools/blob/main/packages/create-plugin/CHANGELOG.md)
to understand what may have changed.
Please review the changes thoroughly before merging.

---------

Co-authored-by: grafana-plugins-platform-bot[bot] <144369747+grafana-plugins-platform-bot[bot]@users.noreply.github.com>
Co-authored-by: Zoltán Bedi <zoltan.bedi@gmail.com>

.config/webpack/utils.ts

@@ -3,7 +3,7 @@ import process from 'process';
 import os from 'os';
 import path from 'path';
 import { glob } from 'glob';
-import { SOURCE_DIR } from './constants';
+import { SOURCE_DIR } from './constants.ts';
 
 export function isWSL() {
   if (process.platform !== 'linux') {
@@ -21,12 +21,22 @@ export function isWSL() {
   }
 }
 
+function loadJson(path: string) {
+  const rawJson = fs.readFileSync(path, 'utf8');
+  return JSON.parse(rawJson);
+}
+
 export function getPackageJson() {
-  return require(path.resolve(process.cwd(), 'package.json'));
+  return loadJson(path.resolve(process.cwd(), 'package.json'));
 }
 
 export function getPluginJson() {
-  return require(path.resolve(process.cwd(), `${SOURCE_DIR}/plugin.json`));
+  return loadJson(path.resolve(process.cwd(), `${SOURCE_DIR}/plugin.json`));
+}
+
+export function getCPConfigVersion() {
+  const cprcJson = path.resolve(process.cwd(), './.config', '.cprc.json');
+  return fs.existsSync(cprcJson) ? loadJson(cprcJson).version : { version: 'unknown' };
 }
 
 export function hasReadme() {
@@ -35,7 +45,7 @@ export function hasReadme() {
 
 // Support bundling nested plugins by finding all plugin.json files in src directory
 // then checking for a sibling module.[jt]sx? file.
-export async function getEntries(): Promise<Record<string, string>> {
+export async function getEntries() {
   const pluginsJson = await glob('**/src/**/plugin.json', { absolute: true });
 
   const plugins = await Promise.all(
@@ -45,14 +55,14 @@ export async function getEntries(): Promise<Record<string, string>> {
     })
   );
 
-  return plugins.reduce((result, modules) => {
-    return modules.reduce((result, module) => {
+  return plugins.reduce<Record<string, string>>((result, modules) => {
+    return modules.reduce((innerResult, module) => {
       const pluginPath = path.dirname(module);
       const pluginName = path.relative(process.cwd(), pluginPath).replace(/src\/?/i, '');
       const entryName = pluginName === '' ? 'module' : `${pluginName}/module`;
 
-      result[entryName] = module;
-      return result;
+      innerResult[entryName] = module;
+      return innerResult;
     }, result);
   }, {});
 }