feat: 删除 知识库-终端 关联, 简化 prompt 配置

app/Models/KnowledgeBase.php

@@ -21,19 +21,6 @@ class KnowledgeBase extends Model
         'status',
     ];
 
-    /**
-     * 获取关联的终端
-     *
-     * @return \Illuminate\Database\Eloquent\Relations\BelongsToMany
-     */
-    public function terminals()
-    {
-        return $this->belongsToMany(Terminal::class, 'terminal_knowledge_bases')
-                    ->withPivot('priority')
-                    ->withTimestamps()
-                    ->orderBy('priority');
-    }
-
     /**
      * 获取知识库下的文档
      *

app/Models/Terminal.php

@@ -46,19 +46,6 @@ class Terminal extends Model
         ];
     }
 
-    /**
-     * 获取终端关联的知识库
-     *
-     * @return \Illuminate\Database\Eloquent\Relations\BelongsToMany
-     */
-    public function knowledgeBases()
-    {
-        return $this->belongsToMany(KnowledgeBase::class, 'terminal_knowledge_bases')
-                    ->withPivot('priority')
-                    ->withTimestamps()
-                    ->orderBy('priority');
-    }
-
     /**
      * 获取终端关联的指引
      *

app/Models/TerminalKnowledgeBase.php

@@ -1,52 +0,0 @@
-<?php
-
-namespace App\Models;
-
-use Illuminate\Database\Eloquent\Model;
-use Illuminate\Database\Eloquent\Relations\BelongsTo;
-
-class TerminalKnowledgeBase extends Model
-{
-    /**
-     * 可批量赋值的属性
-     *
-     * @var array<string>
-     */
-    protected $fillable = [
-        'terminal_id',
-        'knowledge_base_id',
-        'priority',
-    ];
-
-    /**
-     * 属性类型转换
-     *
-     * @return array<string, string>
-     */
-    protected function casts(): array
-    {
-        return [
-            'priority' => 'integer',
-        ];
-    }
-
-    /**
-     * 获取关联的终端
-     *
-     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
-     */
-    public function terminal(): BelongsTo
-    {
-        return $this->belongsTo(Terminal::class);
-    }
-
-    /**
-     * 获取关联的知识库
-     *
-     * @return \Illuminate\Database\Eloquent\Relations\BelongsTo
-     */
-    public function knowledgeBase(): BelongsTo
-    {
-        return $this->belongsTo(KnowledgeBase::class);
-    }
-}