chore(repository-tools): add sub-path exports

Enable importing specific functions, e.g.

```ts
import { findRootSync } from "@altano/repository-tools/findRootSync";
```

.changeset/wet-forks-look.md

@@ -0,0 +1,5 @@
+---
+"@altano/repository-tools": minor
+---
+
+Enable importing specific functions

packages/repository-tools/package.json

@@ -5,8 +5,14 @@
   "main": "./dist/cjs/index.js",
   "module": "./dist/esm/index.js",
   "exports": {
-    "import": "./dist/esm/index.js",
-    "require": "./dist/cjs/index.js"
+    ".": {
+      "import": "./dist/esm/index.js",
+      "require": "./dist/cjs/index.js"
+    },
+    "./*": {
+      "import": "./dist/esm/*.js",
+      "require": "./dist/cjs/*.js"
+    }
   },
   "type": "module",
   "sideEffects": false,
@@ -26,11 +32,12 @@
     "lint:fix": "TIMING=1 pnpm lint --fix",
     "lint:timing": "TIMING=1 pnpm lint",
     "test:build": "./tests/scripts/createRepositoryBundles.ts",
-    "test:unit": "run-s test:unit:run test:unit:benchmark",
+    "test:unit": "run-s test:unit:run",
     "test:unit:benchmark": "vitest --run bench",
     "test:unit:run": "vitest --run",
     "test:unit:watch": "vitest",
-    "typecheck": "tsc --noEmit"
+    "typecheck:src": "tsc --noEmit",
+    "typecheck:test": "tsc --noEmit --project ./tests/tsconfig.json"
   },
   "repository": {
     "type": "git",

packages/repository-tools/tests/tsconfig.json

@@ -3,6 +3,7 @@
   "include": ["."],
   "compilerOptions": {
     "types": ["@altano/vitest-plugins/matchers/types"],
+    "moduleResolution": "Bundler",
     "target": "ESNext",
     "module": "ESNext"
   }

packages/repository-tools/tests/unit/packaging.spec.ts

@@ -0,0 +1,19 @@
+import path from "node:path";
+import { describe, expect, it } from "vitest";
+import { findRoot } from "@altano/repository-tools/findRoot";
+import { findRootSync } from "@altano/repository-tools/findRootSync";
+
+// Test sub-path exports separately by importing using the package name. This
+// has to be separate from other tests because vitest test coverage analysis
+// doesn't understand what code this is testing.
+
+describe("sub-path exports", function () {
+  it("find this repository's root asynchronously", async () => {
+    const repoRoot = path.resolve(import.meta.dirname, "..", "..", "..", "..");
+    expect(await findRoot(import.meta.dirname)).toEqual(repoRoot);
+  });
+  it("find this repository's root synchronously", () => {
+    const repoRoot = path.resolve(import.meta.dirname, "..", "..", "..", "..");
+    expect(findRootSync(import.meta.dirname)).toEqual(repoRoot);
+  });
+});

packages/satori-fit-text/package.json

@@ -19,7 +19,7 @@
     "test:e2e": "playwright test",
     "test:e2e:server": "vite --strictPort --port 3717 ./tests/e2e",
     "test:e2e:ui": "playwright test --ui",
-    "test:unit": "run-s test:unit:run test:unit:benchmark",
+    "test:unit": "run-s test:unit:run",
     "test:unit:benchmark": "vitest --run bench",
     "test:unit:run": "vitest --run",
     "test:unit:watch": "vitest",