feat: 新增统一模型网关与模型管理工作区

- 新增 OpenAI 兼容统一模型调用链路、模型发布配置与批量发布能力

- 重构模型管理页面入口与统一网关工作区，更新服务商 logo 资源与模型 ID 文案

- 收口全新库初始化脚本，仅保留服务商种子并整理统一网关 migration

easyflow-api/easyflow-api-admin/src/main/java/tech/easyflow/admin/controller/ai/ModelController.java

@@ -7,6 +7,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.StringUtils;
 import org.springframework.web.bind.annotation.*;
+import tech.easyflow.ai.dto.ModelInvokeConfigDtos;
 import tech.easyflow.ai.entity.Model;
 import tech.easyflow.ai.entity.ModelProvider;
 import tech.easyflow.ai.entity.table.ModelTableDef;
@@ -69,6 +70,12 @@ public class ModelController extends BaseCurdController<ModelService, Model> {
         return Result.ok(modelService.getList(entity));
     }
 
+    @GetMapping("invokeList")
+    @SaCheckPermission("/api/v1/model/query")
+    public Result<List<Model>> invokeList() {
+        return Result.ok(modelService.listInvokeModels());
+    }
+
     @PostMapping("/addAiLlm")
     @SaCheckPermission("/api/v1/model/save")
     public Result<Boolean> addAiLlm(Model entity) {
@@ -92,6 +99,31 @@ public class ModelController extends BaseCurdController<ModelService, Model> {
         return Result.ok();
     }
 
+    @PostMapping("/updateInvokeConfig")
+    @SaCheckPermission("/api/v1/model/save")
+    public Result<Model> updateInvokeConfig(@RequestBody ModelInvokeConfigDtos.UpdateRequest request) {
+        return Result.ok(modelService.updateInvokeConfig(
+                request.getId(),
+                request.getInvokeCode(),
+                request.getPublishEnabled()
+        ));
+    }
+
+    @PostMapping("/batchUpdateInvokePublishStatus")
+    @SaCheckPermission("/api/v1/model/save")
+    public Result<List<Model>> batchUpdateInvokePublishStatus(@RequestBody ModelInvokeConfigDtos.BatchPublishRequest request) {
+        return Result.ok(modelService.batchUpdateInvokePublishStatus(
+                request.getIds(),
+                request.getPublishEnabled()
+        ));
+    }
+
+    @Override
+    protected Result<?> onSaveOrUpdateBefore(Model entity, boolean isSave) {
+        modelService.validateForSaveOrUpdate(entity, isSave);
+        return super.onSaveOrUpdateBefore(entity, isSave);
+    }
+
     @GetMapping("/selectLlmByProviderCategory")
     @SaCheckPermission("/api/v1/model/query")
     public Result<Map<String, List<Model>>> selectLlmByProviderCategory(Model entity, String sortKey, String sortType) {