backend con panel admin funcional

src/main/java/com/example/fercoganbackend/controller/PujaController.java

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+package com.example.fercoganbackend.controller;
+
+import com.example.fercoganbackend.entity.Puja;
+import com.example.fercoganbackend.service.PujaService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/api/pujas")
+public class PujaController {
+
+    @Autowired
+    private PujaService pujaService;
+
+    @GetMapping
+    public List<Puja> getAll() {
+        return pujaService.findAll();
+    }
+
+    @GetMapping("/{id}")
+    public ResponseEntity<Puja> getById(@PathVariable Long id) {
+        return pujaService.findById(id)
+                .map(ResponseEntity::ok)
+                .orElse(ResponseEntity.notFound().build());
+    }
+
+    @PostMapping
+    public Puja create(@RequestBody Puja remate) {
+        return pujaService.save(remate);
+    }
+
+    @PutMapping("/{id}")
+    public ResponseEntity<Puja> update(@PathVariable Long id, @RequestBody Puja remate) {
+        return pujaService.findById(id)
+                .map(r -> {
+                    remate.setId(id);
+                    return ResponseEntity.ok(pujaService.save(remate));
+                })
+                .orElse(ResponseEntity.notFound().build());
+    }
+
+    @DeleteMapping("/{id}")
+    public ResponseEntity<Void> delete(@PathVariable Long id) {
+        pujaService.delete(id);
+        return ResponseEntity.noContent().build();
+    }
+}