Use explicit ts specifiers for declarations

Restore explicit .ts relative specifiers in source and enable rewriteRelativeImportExtensions so emitted JS uses .js while declarations keep explicit .ts specifiers. Add a NodeNext declaration-consumer gate to prevent extensionless declaration regressions.

vendor/loader/src/config/entry.ts

@@ -1,9 +1,9 @@
 import { Context, Fiber, Inject } from 'cordis'
 import { deepEqual, isNullable } from 'cosmokit'
-import { Loader } from '../index'
-import { EntryGroup } from './group'
-import { EntryTree } from './tree'
-import { evaluate, interpolate } from './utils'
+import { Loader } from '../index.ts'
+import { EntryGroup } from './group.ts'
+import { EntryTree } from './tree.ts'
+import { evaluate, interpolate } from './utils.ts'
 
 /** Serialized plugin entry options stored in loader config files. */
 export interface EntryOptions {

vendor/loader/src/config/group.ts

@@ -1,6 +1,6 @@
 import { Context, Service } from 'cordis'
-import { Entry, EntryOptions } from './entry'
-import { EntryTree } from './tree'
+import { Entry, EntryOptions } from './entry.ts'
+import { EntryTree } from './tree.ts'
 
 /** Runtime owner for a list of child loader entries. */
 export class EntryGroup {

vendor/loader/src/config/isolate.ts

@@ -1,8 +1,8 @@
 import { Context } from 'cordis'
 import { Dict } from 'cosmokit'
-import { Entry } from './entry'
+import { Entry } from './entry.ts'
 
-declare module './entry' {
+declare module './entry.ts' {
   interface EntryOptions {
     intercept?: Dict | null
     isolate?: Dict<true | string> | null

vendor/loader/src/config/tree.ts

@@ -1,7 +1,7 @@
 import { composeError, Context } from 'cordis'
 import { Dict, isNonNullable } from 'cosmokit'
-import { Entry, EntryOptions } from './entry'
-import { EntryGroup } from './group'
+import { Entry, EntryOptions } from './entry.ts'
+import { EntryGroup } from './group.ts'
 
 /** Mutable tree of loader entries. Persistence is supplied by subclasses. */
 export abstract class EntryTree {

vendor/loader/src/index.ts

@@ -1,22 +1,22 @@
 import { Context, Inject, Service } from 'cordis'
 import { defineProperty, Dict, isNullable } from 'cosmokit'
-import { ModuleLoader } from './internal'
-import { Entry, EntryOptions } from './config/entry'
-import isolate from './config/isolate'
-import { EntryTree } from './config/tree'
+import { ModuleLoader } from './internal.ts'
+import { Entry, EntryOptions } from './config/entry.ts'
+import isolate from './config/isolate.ts'
+import { EntryTree } from './config/tree.ts'
 
 /** Re-export entry node APIs. */
-export * from './config/entry'
+export * from './config/entry.ts'
 /** Re-export nested entry group APIs. */
-export * from './config/group'
+export * from './config/group.ts'
 /** Re-export service isolation helpers. */
-export * from './config/isolate'
+export * from './config/isolate.ts'
 /** Re-export entry tree persistence APIs. */
-export * from './config/tree'
+export * from './config/tree.ts'
 /** Re-export loader config expression helpers. */
-export * from './config/utils'
+export * from './config/utils.ts'
 /** Re-export Node internal module loader compatibility types. */
-export * from './internal'
+export * from './internal.ts'
 
 declare module 'cordis' {
   interface Events {