refactor: use type imports throughout codebase

Author: matejchalk

.eslintrc.json

@@ -69,7 +69,8 @@
           {
             "argsIgnorePattern": "^_"
           }
-        ]
+        ],
+        "@typescript-eslint/no-import-type-side-effects": "warn"
       }
     },
     {

e2e/cli-e2e/tests/collect.e2e.test.ts

@@ -1,9 +1,9 @@
 import { dirname, join } from 'node:path';
 import { fileURLToPath } from 'node:url';
 import {
-  AuditReport,
-  PluginReport,
-  Report,
+  type AuditReport,
+  type PluginReport,
+  type Report,
   reportSchema,
 } from '@code-pushup/models';
 import { cleanTestFolder } from '@code-pushup/test-setup';

e2e/cli-e2e/tests/compare.e2e.test.ts

@@ -1,5 +1,5 @@
 import { simpleGit } from 'simple-git';
-import { ReportsDiff } from '@code-pushup/models';
+import type { ReportsDiff } from '@code-pushup/models';
 import { cleanTestFolder } from '@code-pushup/test-setup';
 import { executeProcess, readJsonFile, readTextFile } from '@code-pushup/utils';
 

e2e/nx-plugin-e2e/tests/create-nodes-plugin.e2e.test.ts

@@ -1,4 +1,4 @@
-import { Tree } from '@nx/devkit';
+import type { Tree } from '@nx/devkit';
 import { rm } from 'node:fs/promises';
 import { join, relative } from 'node:path';
 import { readProjectConfiguration } from 'nx/src/generators/utils/project-configuration';

e2e/nx-plugin-e2e/tests/executor-autorun.e2e.test.ts

@@ -1,4 +1,4 @@
-import { Tree, updateProjectConfiguration } from '@nx/devkit';
+import { type Tree, updateProjectConfiguration } from '@nx/devkit';
 import { rm } from 'node:fs/promises';
 import { join, relative } from 'node:path';
 import { readProjectConfiguration } from 'nx/src/generators/utils/project-configuration';

e2e/nx-plugin-e2e/tests/generator-configuration.e2e.test.ts

@@ -1,4 +1,4 @@
-import { Tree } from '@nx/devkit';
+import type { Tree } from '@nx/devkit';
 import { readFile, rm } from 'node:fs/promises';
 import { join, relative } from 'node:path';
 import { afterEach, expect } from 'vitest';

e2e/nx-plugin-e2e/tests/generator-init.e2e.test.ts

@@ -1,4 +1,4 @@
-import { Tree } from '@nx/devkit';
+import type { Tree } from '@nx/devkit';
 import { readFile, rm } from 'node:fs/promises';
 import { join, relative } from 'node:path';
 import { afterEach, expect } from 'vitest';

examples/plugins/mocks/constants.ts

@@ -1,4 +1,4 @@
-import {
+import type {
   PackageJson,
   SourceResult,
 } from '../src/package-json/src/integration/types';

examples/plugins/src/file-size/src/file-size.plugin.integration.test.ts

@@ -8,7 +8,7 @@ import {
 } from '@code-pushup/models';
 import { MEMFS_VOLUME } from '@code-pushup/test-utils';
 import {
-  PluginOptions,
+  type PluginOptions,
   audits,
   create,
   recommendedRefs,

examples/plugins/src/file-size/src/file-size.plugin.ts

@@ -1,6 +1,6 @@
 import { stat } from 'node:fs/promises';
 import { basename } from 'node:path';
-import {
+import type {
   AuditOutput,
   AuditOutputs,
   CategoryRef,