docs: add multi-language documentation (ru, fa, zh, tr, ar)

docs/tr/clients.md

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+# İstemci SDK'ları
+
+BaraDB JavaScript/TypeScript, Python, Nim ve Rust için resmi istemci kütüphaneleri sağlar.
+
+## JavaScript / TypeScript
+
+### Kurulum
+
+```bash
+npm install baradb
+```
+
+### Temel Kullanım
+
+```typescript
+import { Client } from 'baradb';
+
+const client = new Client('localhost', 9472);
+await client.connect();
+
+const result = await client.query('SELECT name, age FROM users WHERE age > 18');
+```
+
+## Python
+
+### Kurulum
+
+```bash
+pip install baradb
+```
+
+### Temel Kullanım
+
+```python
+from baradb import Client
+
+client = Client("localhost", 9472)
+client.connect()
+result = client.query("SELECT name, age FROM users WHERE age > 18")
+```
+
+## Nim (Gömülü Mod)
+
+```nim
+import barabadb/storage/lsm
+
+var db = newLSMTree("./data")
+db.put("key", cast[seq[byte]]("value"))
+let (found, val) = db.get("key")
+db.close()
+```
+
+## Rust
+
+```rust
+use baradb::Client;
+
+let mut client = Client::connect("localhost:9472").await?;
+```
+
+## HTTP/REST
+
+```bash
+curl -X POST http://localhost:9470/api/query \
+  -d '{"query": "SELECT * FROM users"}'
+```