fix: JwtModule pour AbsencesGarde et Cards (AuthGuard DI)

AuthGuard exige JwtService dans le contexte des modules —
crash-loop Nest au démarrage.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/src/modules/absences-garde/absences-garde.module.ts

@@ -1,4 +1,6 @@
 import { Module } from '@nestjs/common';
+import { ConfigModule, ConfigService } from '@nestjs/config';
+import { JwtModule } from '@nestjs/jwt';
 import { TypeOrmModule } from '@nestjs/typeorm';
 import { AbsencesGarde } from 'src/entities/absences_garde.entity';
 import { AmChildren } from 'src/entities/am_children.entity';
@@ -9,6 +11,14 @@ import { AbsencesGardeService } from './absences-garde.service';
 @Module({
   imports: [
     TypeOrmModule.forFeature([AbsencesGarde, AmChildren, ParentsChildren]),
+    JwtModule.registerAsync({
+      imports: [ConfigModule],
+      useFactory: (config: ConfigService) => ({
+        secret: config.get('jwt.accessSecret'),
+        signOptions: { expiresIn: config.get('jwt.accessExpiresIn') },
+      }),
+      inject: [ConfigService],
+    }),
   ],
   controllers: [AbsencesGardeController],
   providers: [AbsencesGardeService],

backend/src/modules/cards/cards.module.ts

@@ -1,4 +1,6 @@
 import { Module } from '@nestjs/common';
+import { ConfigModule, ConfigService } from '@nestjs/config';
+import { JwtModule } from '@nestjs/jwt';
 import { TypeOrmModule } from '@nestjs/typeorm';
 import { AbsencesGardeModule } from '../absences-garde';
 import { CardType } from 'src/entities/card_types.entity';
@@ -21,6 +23,14 @@ import { CardsService } from './cards.service';
       AmChildren,
       ParentsChildren,
     ]),
+    JwtModule.registerAsync({
+      imports: [ConfigModule],
+      useFactory: (config: ConfigService) => ({
+        secret: config.get('jwt.accessSecret'),
+        signOptions: { expiresIn: config.get('jwt.accessExpiresIn') },
+      }),
+      inject: [ConfigService],
+    }),
   ],
   controllers: [CardsController],
   providers: [CardsService],