feat: Initial v0.9 release with API Key authentication

## v0.9.20260325_144654

### Features
- API Key Authentication System
- Job Worker System
- V2 Backup Versioning

### Bug Fixes
- get_processor_results_by_job column mapping

Co-authored-by: OpenCode

docs/SEARCH_PROMPTS.md

@@ -0,0 +1,121 @@
+# 搜尋範例 Prompt
+
+## 基本搜尋測試
+
+### 1. 簡單關鍵字搜尋
+```bash
+curl -X POST http://localhost:3002/api/v1/search \
+  -H "Content-Type: application/json" \
+  -d '{"query": "charade", "limit": 5}'
+```
+
+### 2. 電影相關詞
+```
+charade
+woody allen
+audrey hepburn
+classic movie
+old time movie
+romantic comedy
+```
+
+### 3. 場景描述
+```
+widowed woman
+secret agent
+chase scene
+paris
+```
+
+---
+
+## 進階搜尋測試
+
+### 4. 短語搜尋
+```bash
+curl -X POST http://localhost:3002/api/v1/search \
+  -H "Content-Type: application/json" \
+  -d '{"query": "fun plot twists", "limit": 3}'
+```
+
+### 5. 情感/描述詞
+```
+charming performances
+hilarious
+suspenseful
+dramatic
+```
+
+### 6. 動作場景
+```
+running
+chase
+fighting
+dancing
+```
+
+---
+
+## 整合範例
+
+### n8n Workflow
+```
+搜尋詞: "charade"
+→ 取得 chunk 的 start_time, end_time
+→ 組裝成影片 URL
+→ 回傳給用戶
+```
+
+### PHP 範例
+```php
+$searchTerms = ['charade', 'woody', 'audrey', 'classic'];
+
+// 搜尋每個詞
+foreach ($searchTerms as $term) {
+  $ch = curl_init('http://localhost:3002/api/v1/search');
+  curl_setopt($ch, CURLOPT_POST, true);
+  curl_setopt($ch, CURLOPT_POSTFIELDS, json_encode([
+    'query' => $term,
+    'limit' => 5
+  ]));
+  curl_setopt($ch, CURLOPT_HTTPHEADER, ['Content-Type: application/json']);
+  $response = curl_exec($ch);
+  $data = json_decode($response, true);
+  
+  // 處理結果
+  foreach ($data['results'] as $result) {
+    echo "{$result['text']} (score: {$result['score']})\n";
+  }
+}
+```
+
+---
+
+## 預期回傳格式
+
+```json
+{
+  "results": [
+    {
+      "uuid": "a1b10138a6bbb0cd",
+      "chunk_id": "sentence_0006",
+      "chunk_type": "sentence",
+      "start_time": 48.8,
+      "end_time": 55.44,
+      "text": "fun plot twists, Woody Dialog and charming performances...",
+      "score": 0.526
+    }
+  ],
+  "query": "charade"
+}
+```
+
+---
+
+## 測試檢查清單
+
+- [ ] 基本關鍵字搜尋
+- [ ] n8n 整合格式
+- [ ] 影片時戳取得
+- [ ] 多筆結果排序
+- [ ] 不同 chunk_type 搜尋