fix: update input of Language model component to support images (#8534)

* Update language_model.py

* Update language_model.py

* Update Basic Prompting.json

* ✨ (changes-filter.yaml): add new directory 'initial_setup' to langflow components for better organization and separation of concerns

---------

Co-authored-by: cristhianzl <cristhian.lousa@gmail.com>

.github/changes-filter.yaml

@@ -53,6 +53,7 @@ components:
   - "src/backend/base/langflow/utils/**"
   - "src/backend/base/langflow/custom/**"
   - "src/backend/base/langflow/components/**"
+  - "src/backend/base/langflow/initial_setup/**"
 
 workspace:
   - "src/backend/base/langflow/inputs/**"

src/backend/base/langflow/components/models/language_model.py

@@ -11,7 +11,7 @@ from langflow.base.models.openai_constants import OPENAI_MODEL_NAMES
 from langflow.field_typing import LanguageModel
 from langflow.field_typing.range_spec import RangeSpec
 from langflow.inputs.inputs import BoolInput
-from langflow.io import DropdownInput, MessageTextInput, SecretStrInput, SliderInput
+from langflow.io import DropdownInput, MessageInput, MultilineInput, SecretStrInput, SliderInput
 from langflow.schema.dotdict import dotdict
 
 
@@ -47,12 +47,12 @@ class LanguageModelComponent(LCModelComponent):
             show=True,
             real_time_refresh=True,
         ),
-        MessageTextInput(
+        MessageInput(
             name="input_value",
             display_name="Input",
             info="The input text to send to the model",
         ),
-        MessageTextInput(
+        MultilineInput(
             name="system_message",
             display_name="System Message",
             info="A system message that helps set the behavior of the assistant",