fix: httpx socks package missing (#1977)

api/core/model_runtime/docs/zh_Hans/customizable_model_scale_out.md

             fetch_from=FetchFrom.CUSTOMIZABLE_MODEL,
             model_type=model_type,
             model_properties={ 
-                'mode':  ModelType.LLM,
+                ModelPropertyKey.MODE:  ModelType.LLM,
             },
             parameter_rules=rules
         )

api/core/model_runtime/model_providers/azure_openai/_constant.py

             ],
             fetch_from=FetchFrom.CUSTOMIZABLE_MODEL,
             model_properties={
-                'mode': LLMMode.CHAT.value,
-                'context_size': 4096,
+                ModelPropertyKey.MODE: LLMMode.CHAT.value,
+                ModelPropertyKey.CONTEXT_SIZE: 4096,
             },
             parameter_rules=[
                 ParameterRule(
             ],
             fetch_from=FetchFrom.CUSTOMIZABLE_MODEL,
             model_properties={
-                'mode': LLMMode.CHAT.value,
-                'context_size': 16385,
+                ModelPropertyKey.MODE: LLMMode.CHAT.value,
+                ModelPropertyKey.CONTEXT_SIZE: 16385,
             },
             parameter_rules=[
                 ParameterRule(
             ],
             fetch_from=FetchFrom.CUSTOMIZABLE_MODEL,
             model_properties={
-                'mode': LLMMode.CHAT.value,
-                'context_size': 8192,
+                ModelPropertyKey.MODE: LLMMode.CHAT.value,
+                ModelPropertyKey.CONTEXT_SIZE: 8192,
             },
             parameter_rules=[
                 ParameterRule(
             ],
             fetch_from=FetchFrom.CUSTOMIZABLE_MODEL,
             model_properties={
-                'mode': LLMMode.CHAT.value,
-                'context_size': 32768,
+                ModelPropertyKey.MODE: LLMMode.CHAT.value,
+                ModelPropertyKey.CONTEXT_SIZE: 32768,
             },
             parameter_rules=[
                 ParameterRule(
             ],
             fetch_from=FetchFrom.CUSTOMIZABLE_MODEL,
             model_properties={
-                'mode': LLMMode.CHAT.value,
-                'context_size': 128000,
+                ModelPropertyKey.MODE: LLMMode.CHAT.value,
+                ModelPropertyKey.CONTEXT_SIZE: 128000,
             },
             parameter_rules=[
                 ParameterRule(
             ],
             fetch_from=FetchFrom.CUSTOMIZABLE_MODEL,
             model_properties={
-                'mode': LLMMode.CHAT.value,
-                'context_size': 128000,
+                ModelPropertyKey.MODE: LLMMode.CHAT.value,
+                ModelPropertyKey.CONTEXT_SIZE: 128000,
             },
             parameter_rules=[
                 ParameterRule(
             model_type=ModelType.LLM,
             fetch_from=FetchFrom.CUSTOMIZABLE_MODEL,
             model_properties={
-                'mode': LLMMode.COMPLETION.value,
-                'context_size': 4096,
+                ModelPropertyKey.MODE: LLMMode.COMPLETION.value,
+                ModelPropertyKey.CONTEXT_SIZE: 4096,
             },
             parameter_rules=[
                 ParameterRule(
             model_type=ModelType.LLM,
             fetch_from=FetchFrom.CUSTOMIZABLE_MODEL,
             model_properties={
-                'mode': LLMMode.COMPLETION.value,
-                'context_size': 4096,
+                ModelPropertyKey.MODE: LLMMode.COMPLETION.value,
+                ModelPropertyKey.CONTEXT_SIZE: 4096,
             },
             parameter_rules=[
                 ParameterRule(

api/core/model_runtime/model_providers/huggingface_hub/llm/llm.py

 from core.model_runtime.entities.message_entities import PromptMessage, PromptMessageTool, AssistantPromptMessage, \
     UserPromptMessage, SystemPromptMessage
 from core.model_runtime.entities.model_entities import ParameterRule, DefaultParameterName, AIModelEntity, ModelType, \
-    FetchFrom
+    FetchFrom, ModelPropertyKey
 from core.model_runtime.errors.validate import CredentialsValidateFailedError
 from core.model_runtime.model_providers.__base.large_language_model import LargeLanguageModel
 from core.model_runtime.model_providers.huggingface_hub._common import _CommonHuggingfaceHub
             fetch_from=FetchFrom.CUSTOMIZABLE_MODEL,
             model_type=ModelType.LLM,
             model_properties={
-                'mode': LLMMode.COMPLETION.value
+                ModelPropertyKey.MODE: LLMMode.COMPLETION.value
             },
             parameter_rules=self._get_customizable_model_parameter_rules()
         )

api/requirements.txt

 cohere~=4.32
 pyyaml~=6.0.1
 numpy~=1.25.2
-unstructured~=0.10.27
 unstructured[docx,pptx,msg,md,ppt]~=0.10.27
 bs4~=0.0.1
 markdown~=3.5.1
-google-generativeai~=0.3.2
+google-generativeai~=0.3.2
+httpx[socks]~=0.24.1