Add status management and documents view to pro detail page

- Backend: deactivate and set-pending endpoints for status control
- Admin detail: Aprobar/Rechazar/Desactivar/En revisión buttons based on current state
- Admin detail: Documentos section showing ID photo and certificate
- Admin detail: deny now confirms before deleting

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

backend/src/professionals/professionals.controller.ts

@@ -82,6 +82,20 @@ export class ProfessionalsController {
     return this.pros.upsert(req.user.sub, dto);
   }
 
+  @Post(':id/deactivate')
+  @UseGuards(JwtAuthGuard)
+  @ApiBearerAuth()
+  deactivate(@Param('id') id: string) {
+    return this.pros.deactivate(id);
+  }
+
+  @Post(':id/set-pending')
+  @UseGuards(JwtAuthGuard)
+  @ApiBearerAuth()
+  setPending(@Param('id') id: string) {
+    return this.pros.setPending(id);
+  }
+
   @Patch(':id')
   @UseGuards(JwtAuthGuard)
   @ApiBearerAuth()