refactor: rename packages and consolidate runtime resolvers (#10999)

* refactor: rename workspace.sort-packages and workspace.pkgs-graph

- workspace.sort-packages -> workspace.projects-sorter
- workspace.pkgs-graph -> workspace.projects-graph

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* refactor: rename packages/ to core/ and pkg-manifest.read-package-json to reader

- Rename packages/ directory to core/ for clarity
- Rename pkg-manifest/read-package-json to pkg-manifest/reader (@pnpm/pkg-manifest.reader)
- Update all tsconfig, package.json, and lockfile references

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* refactor: consolidate runtime resolvers under engine/runtime domain

- Remove unused @pnpm/engine.runtime.node.fetcher package
- Rename engine/runtime/node.resolver to node-resolver (dash convention)
- Move resolving/bun-resolver to engine/runtime/bun-resolver
- Move resolving/deno-resolver to engine/runtime/deno-resolver
- Update all package names, tsconfig paths, and lockfile references

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* chore: update lockfile after removing node.fetcher

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* fix: sort tsconfig references and package.json deps alphabetically

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* fix: auto-fix import sorting

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* fix: update __typings__ paths in tsconfig.lint.json for moved resolvers

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

* fix: remove deno-resolver from deps of bun-resolver

---------

Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

engine/runtime/node-resolver/test/parseNodeSpecifier.test.ts

@@ -0,0 +1,46 @@
+import { parseNodeSpecifier } from '../lib/parseNodeSpecifier.js'
+
+test.each([
+  // Semver ranges → release channel
+  ['6', '6', 'release'],
+  ['16.0', '16.0', 'release'],
+  // Exact prerelease with rc channel
+  ['16.0.0-rc.0', '16.0.0-rc.0', 'rc'],
+  // Channel/range combo (major only)
+  ['rc/10', '10', 'rc'],
+  // Standalone channel name → latest from that channel
+  ['nightly', 'latest', 'nightly'],
+  ['rc', 'latest', 'rc'],
+  ['test', 'latest', 'test'],
+  ['v8-canary', 'latest', 'v8-canary'],
+  ['release', 'latest', 'release'],
+  // Well-known aliases
+  ['lts', 'lts', 'release'],
+  ['latest', 'latest', 'release'],
+  // LTS codenames
+  ['argon', 'argon', 'release'],
+  ['iron', 'iron', 'release'],
+  // Exact stable version
+  ['22.0.0', '22.0.0', 'release'],
+  // Stable release with explicit channel prefix, aliases, and semver ranges
+  ['release/22.0.0', '22.0.0', 'release'],
+  ['release/latest', 'latest', 'release'],
+  ['release/lts', 'lts', 'release'],
+  ['release/18', '18', 'release'],
+  // Channel/version combos
+  ['rc/18', '18', 'rc'],
+  ['rc/18.0.0-rc.4', '18.0.0-rc.4', 'rc'],
+  ['nightly/latest', 'latest', 'nightly'],
+  // Exact nightly version
+  ['24.0.0-nightly20250315d765e70802', '24.0.0-nightly20250315d765e70802', 'nightly'],
+  // Exact v8-canary version
+  ['22.0.0-v8-canary20250101abc', '22.0.0-v8-canary20250101abc', 'v8-canary'],
+])('Node.js version specifier is parsed: %s', (specifier, expectedVersionSpecifier, expectedReleaseChannel) => {
+  const result = parseNodeSpecifier(specifier)
+  expect(result.versionSpecifier).toBe(expectedVersionSpecifier)
+  expect(result.releaseChannel).toBe(expectedReleaseChannel)
+})
+
+test('throws for unknown release channel', () => {
+  expect(() => parseNodeSpecifier('foo/18')).toThrow('"foo" is not a valid Node.js release channel')
+})