diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..1113538
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,142 @@
+# Prerequisites
+*.d
+
+# Compiled Object files
+*.slo
+*.lo
+*.o
+*.obj
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Compiled Dynamic libraries
+*.so
+*.dylib
+*.dll
+
+# Fortran module files
+*.mod
+*.smod
+
+# Compiled Static libraries
+*.lai
+*.la
+*.a
+*.lib
+
+# Executables
+*.exe
+*.out
+*.app
+
+# Projects
+.vscode
+
+data/*
+model/*
+model.bin.*
+*.pyc
+*.swp
+.pydevproject
+.DS_Store
+.project
+.idea
+.data
+__pycache__
+*.log
+*.bak*/
+.history.txt
+log/
+logs/
+nohup.out
+temp/
+indexer_input*
+log.*
+data
+output
+data.*
+*.json
+*.idx
+*.npy
+*.tgz
+*.tar.gz
+*.tar
+*.pt
+
+*.log
+log/
+
+*.csv
+*.json
+*.txt
+*.jsonl
+*.jsonl.gz
+*.jsonl.gz.part
+
+setup_env.sh
+clip_cn_rn50.pt
+clip_cn_vit-b-16.pt
+*.pt
+*.pth
+*.pth.tar
+*.pth.tar.gz
+*.pth.tar.gz.part
+log_*
+pic_logs/*
+*.faiss
+*.pkl
+*.txt
+pic_data
+embeddings
+yolov8x*
+*.pt
+*.pth
+*.pth.tar
+*.pth.tar.gz
+*.pth.tar.gz.part
+*.pt.*
+*copy.py
+*\ copy.*
+
+a
+aa
+bb
+cc
+dd
+aaa
+bbb
+ccc
+ddd
+aaaa
+bbbb
+cccc
+dddd
+a
+b
+c
+d
+tmp
+*.png
+*.xlsx
+*.csv
+*.jsonl
+*.json
+
+output
+
+bulk_data
+*.top1w
+*.top10w
+
+warmup_output
+*output/*
+
+*_bak/
+bak_*
+bak
+
+dict/*/*
+dict/chat_search/
+dict/goods_attribute_mapping/
\ No newline at end of file
diff --git a/query/translator.py b/query/translator.py
index 4f86440..1693028 100644
--- a/query/translator.py
+++ b/query/translator.py
@@ -39,10 +39,18 @@ class Translator:
         Initialize translator.
 
         Args:
-            api_key: DeepL API key (or None to use mock)
+            api_key: DeepL API key (or None to use from config/env)
             use_cache: Whether to cache translations
             timeout: Request timeout in seconds
         """
+        # Get API key from config if not provided
+        if api_key is None:
+            try:
+                from config.env_config import get_deepl_key
+                api_key = get_deepl_key()
+            except ImportError:
+                pass
+
         self.api_key = api_key
         self.timeout = timeout
         self.use_cache = use_cache
diff --git a/utils/es_client.py b/utils/es_client.py
index 519ed98..29cf8ed 100644
--- a/utils/es_client.py
+++ b/utils/es_client.py
@@ -229,8 +229,18 @@ def get_es_client_from_env() -> ESClient:
     Returns:
         ESClient instance
     """
-    return ESClient(
-        hosts=[os.getenv('ES_HOST', 'http://localhost:9200')],
-        username=os.getenv('ES_USERNAME'),
-        password=os.getenv('ES_PASSWORD')
-    )
+    try:
+        from config.env_config import get_es_config
+        es_config = get_es_config()
+        return ESClient(
+            hosts=[es_config['host']],
+            username=es_config.get('username'),
+            password=es_config.get('password')
+        )
+    except ImportError:
+        # Fallback to env variables
+        return ESClient(
+            hosts=[os.getenv('ES_HOST', 'http://localhost:9200')],
+            username=os.getenv('ES_USERNAME'),
+            password=os.getenv('ES_PASSWORD')
+        )
--
libgit2 0.21.2