chore: release rcs for prebuilt + langgraph (#6296)

libs/langgraph/pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "langgraph"
-version = "1.0.0a4"
+version = "1.0.0rc1"
 description = "Building stateful, multi-actor applications with LLMs"
 authors = []
 requires-python = ">=3.10"
@@ -15,7 +15,7 @@ dependencies = [
     "langchain-core>=0.1",
     "langgraph-checkpoint>=2.1.0,<3.0.0",
     "langgraph-sdk>=0.2.2,<0.3.0",
-    "langgraph-prebuilt==0.7.0a2",
+    "langgraph-prebuilt==0.7.0rc1",
     "xxhash>=3.5.0",
     "pydantic>=2.7.4",
 ]

libs/langgraph/uv.lock

@@ -1297,7 +1297,7 @@ wheels = [
 
 [[package]]
 name = "langgraph"
-version = "1.0.0a4"
+version = "1.0.0rc1"
 source = { editable = "." }
 dependencies = [
     { name = "langchain-core" },
@@ -1544,7 +1544,7 @@ dev = [
 
 [[package]]
 name = "langgraph-prebuilt"
-version = "0.7.0a2"
+version = "0.7.0rc1"
 source = { editable = "../prebuilt" }
 dependencies = [
     { name = "langchain-core" },

libs/prebuilt/pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "langgraph-prebuilt"
-version = "0.7.0a2"
+version = "0.7.0rc1"
 description = "Library with high-level APIs for creating and executing LangGraph agents and tools."
 authors = []
 requires-python = ">=3.10"

libs/prebuilt/uv.lock

@@ -246,7 +246,7 @@ wheels = [
 
 [[package]]
 name = "langgraph"
-version = "1.0.0a4"
+version = "1.0.0rc1"
 source = { editable = "../langgraph" }
 dependencies = [
     { name = "langchain-core" },
@@ -393,7 +393,7 @@ dev = [
 
 [[package]]
 name = "langgraph-prebuilt"
-version = "0.7.0a2"
+version = "0.7.0rc1"
 source = { editable = "." }
 dependencies = [
     { name = "langchain-core" },