Update Dockerfiles, main.py, constants.py, and package versions (#1691)

* Update Dockerfiles to include user creation and use --user flag for pip install

* Add JavaScriptMIMETypeMiddleware to main.py

* Update constants.py and run.py files

* Update package versions in poetry.lock and pyproject.toml files

* Refactor Dockerfile to optimize image building process

* Fix import error in main.py

* Update Dockerfiles to use logspace/langflow image

src/backend/base/langflow/alembic/versions/1a110b568907_replace_credential_table_with_variable.py

@@ -5,6 +5,7 @@ Revises: 63b9c451fd30
 Create Date: 2024-03-25 09:40:02.743453
 
 """
+
 from typing import Sequence, Union
 
 import sqlalchemy as sa

src/backend/base/langflow/alembic/versions/79e675cb6752_change_datetime_type.py

@@ -5,7 +5,7 @@ Revises: e3bc869fa272
 Create Date: 2024-04-11 19:23:10.697335
 
 """
-from calendar import c
+
 from typing import Sequence, Union
 
 import sqlalchemy as sa

src/backend/base/langflow/base/constants.py

@@ -6,6 +6,7 @@ Constants:
 - NODE_FORMAT_ATTRIBUTES: A list of attributes used for formatting nodes.
 - FIELD_FORMAT_ATTRIBUTES: A list of attributes used for formatting fields.
 """
+
 STREAM_INFO_TEXT = "Stream the response from the model. Streaming works only in Chat."
 
 NODE_FORMAT_ATTRIBUTES = ["beta", "icon", "display_name", "description"]

src/backend/base/langflow/interface/run.py

@@ -1,9 +1,5 @@
-from typing import Dict, Tuple
-
 from loguru import logger
 
-from langflow.graph import Graph
-
 
 def get_memory_key(langchain_object):
     """

src/backend/base/langflow/main.py

@@ -11,6 +11,7 @@ from fastapi.responses import FileResponse
 from fastapi.staticfiles import StaticFiles
 from loguru import logger
 from rich import print as rprint
+from starlette.middleware.base import BaseHTTPMiddleware
 
 from langflow.api import router
 from langflow.initial_setup.setup import create_or_update_starter_projects
@@ -20,8 +21,16 @@ from langflow.services.utils import initialize_services, teardown_services
 from langflow.utils.logger import configure
 
 
+class JavaScriptMIMETypeMiddleware(BaseHTTPMiddleware):
+    async def dispatch(self, request: Request, call_next):
+        response = await call_next(request)
+        if "files/" not in request.url.path and request.url.path.endswith(".js") and response.status_code == 200:
+            response.headers["Content-Type"] = "text/javascript"
+        return response
+
+
 def get_lifespan(fix_migration=False, socketio_server=None):
-    from langflow.version import __version__
+    from langflow.version import __version__  # type: ignore
 
     @asynccontextmanager
     async def lifespan(app: FastAPI):
@@ -62,6 +71,7 @@ def create_app():
         allow_methods=["*"],
         allow_headers=["*"],
     )
+    app.add_middleware(JavaScriptMIMETypeMiddleware)
 
     @app.middleware("http")
     async def flatten_query_string_lists(request: Request, call_next):

src/backend/base/poetry.lock

@@ -1146,13 +1146,13 @@ extended-testing = ["lxml (>=5.1.0,<6.0.0)"]
 
 [[package]]
 name = "langsmith"
-version = "0.1.45"
+version = "0.1.46"
 description = "Client library to connect to the LangSmith LLM Tracing and Evaluation Platform."
 optional = false
 python-versions = "<4.0,>=3.8.1"
 files = [
-    {file = "langsmith-0.1.45-py3-none-any.whl", hash = "sha256:5a5b7fafe767fa28826c925f175875c09bf5368bfdb141286381a94bf737e6ef"},
-    {file = "langsmith-0.1.45.tar.gz", hash = "sha256:713206107df636db1edf30867d64b92495afb1f09d2fee0857a77b7a8ee083d5"},
+    {file = "langsmith-0.1.46-py3-none-any.whl", hash = "sha256:459b76b25fe3b86e7bf5521f4dc8c3f796de288ceb3e0d05c99db4d509edaabf"},
+    {file = "langsmith-0.1.46.tar.gz", hash = "sha256:a5a96259e411641633561575b567c2139bede997f7104eeedb59cb9511416d1b"},
 ]
 
 [package.dependencies]

src/backend/base/pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "langflow-base"
-version = "0.0.31"
+version = "0.0.32"
 description = "A Python package with a built-in web application"
 authors = ["Logspace <contact@logspace.ai>"]
 maintainers = [