test against min direct deps

.github/workflows/_test.yml

@@ -46,6 +46,16 @@ jobs:
         working-directory: ${{ inputs.working-directory }}
         run: make test
 
+      - name: Install min version of deps
+        shell: bash
+        working-directory: ${{ inputs.working-directory }}
+        run: uv sync --all-extras --resolution lowest-direct --no-sources --force-reinstall
+
+      - name: Run tests with min version of deps
+        shell: bash
+        run: make test
+        working-directory: ${{ inputs.working-directory }}
+
       - name: Ensure the tests did not create any additional files
         shell: bash
         working-directory: ${{ inputs.working-directory }}

.github/workflows/_test_langgraph.yml

@@ -42,6 +42,14 @@ jobs:
         shell: bash
         run: make test_parallel
 
+      - name: Install min version of deps
+        shell: bash
+        run: uv sync --all-extras --resolution lowest-direct --no-sources --force-reinstall
+
+      - name: Run tests with min version of deps
+        shell: bash
+        run: make test_parallel
+
       - name: Ensure the tests did not create any additional files
         shell: bash
         run: |

libs/langgraph/langgraph/func/__init__.py

@@ -17,6 +17,7 @@ from typing import (
     overload,
 )
 
+# meaningless change to trigger tests
 from typing_extensions import Unpack
 
 from langgraph._typing import UNSET, DeprecatedKwargs

libs/langgraph/pyproject.toml

@@ -25,30 +25,26 @@ Repository = "https://www.github.com/langchain-ai/langgraph"
 
 [dependency-groups]
 dev = [
-    "pytest",
-    "pytest-cov",
-    "pytest-dotenv",
-    "pytest-mock",
-    "syrupy",
-    "httpx",
-    "pytest-watcher",
-    "mypy",
-    "ruff",
-    "jupyter",
-    "pytest-xdist[psutil]",
-    "pytest-repeat",
-    "langgraph-prebuilt",
-    "langgraph-checkpoint",
+    "pytest>=8.3.2",
+    "pytest-cov>=4.0.0",
+    "pytest-dotenv>=0.5.2",
+    "pytest-mock>=3.10.0",
+    "syrupy>=4.0.2",
+    "httpx>=0.26.0",
+    'pytest-watcher>=0.4.1',
+    "mypy>=1.6.0",
+    "ruff>=0.6.2",
+    "jupyter>=1.0.0",
+    "pytest-xdist[psutil]>=3.6.1",
+    "pytest-repeat>=0.9.3",
     "langgraph-checkpoint-sqlite",
     "langgraph-checkpoint-postgres",
-    "langgraph-sdk",
-    "psycopg[binary]",
-    "uvloop==0.21.0beta1",
-    "pyperf",
-    "py-spy",
-    "types-requests",
-    "pycryptodome",
-    "langgraph-cli[inmem]",
+    'psycopg[binary]>=3.0.0; python_version >= "3.10"',
+    "pyperf>=2.7.0",
+    "py-spy>=0.3.14",
+    "types-requests>=2.32.0.20240914",
+    "pycryptodome>=3.21.0",
+    "langgraph-cli[inmem]>=0.2.8",
 ]
 
 [tool.uv]