admin controller and html

Closes #19 (closed)

src/main/java/com/cardiff/client_project/controller/admin/CommonAdminHospitalController.java

+package com.cardiff.client_project.controller.admin;
+
+import com.cardiff.client_project.pojo.dto.HospitalDTO;
+import com.cardiff.client_project.service.CommonAdminHospitalService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+@RestController
+@RequestMapping("/commonAdmin/hospital")
+public class CommonAdminHospitalController {
+
+    @Autowired
+    private CommonAdminHospitalService commonAdminHospitalService;
+
+    @GetMapping("/all")
+    public List<HospitalDTO> getAllHospitals() {
+        return commonAdminHospitalService.getAllHospitals();
+    }
+
+    @PostMapping("/add")
+    public ResponseEntity<String> addHospital(@RequestBody HospitalDTO hospital) {
+        commonAdminHospitalService.addHospital(hospital);
+        return ResponseEntity.ok("Hospital added successfully!");
+    }
+
+    @PutMapping("/update")
+    public ResponseEntity<String> updateHospital(@RequestBody HospitalDTO hospital) {
+        commonAdminHospitalService.updateHospital(hospital);
+        return ResponseEntity.ok("Hospital updated successfully!");
+    }
+
+    @DeleteMapping("/delete/{id}")
+    public ResponseEntity<String> deleteHospital(@PathVariable int id) {
+        commonAdminHospitalService.deleteHospital(id);
+        return ResponseEntity.ok("Hospital deleted successfully!");
+    }
+}