[Kernel] Move sgl-kernel under sglang.kernels.aot (#32648)

scripts/release/README.md

@@ -109,11 +109,11 @@ python scripts/release/bump_kernel_version.py 0.4.0
 ```
 
 **Files updated:**
-- `sgl-kernel/pyproject.toml`
-- `sgl-kernel/pyproject_cpu.toml`
-- `sgl-kernel/pyproject_rocm.toml`
-- `sgl-kernel/pyproject_musa.toml`
-- `sgl-kernel/python/sgl_kernel/version.py`
+- `python/sglang/kernels/aot/pyproject.toml`
+- `python/sglang/kernels/aot/pyproject_cpu.toml`
+- `python/sglang/kernels/aot/pyproject_rocm.toml`
+- `python/sglang/kernels/aot/pyproject_musa.toml`
+- `python/sglang/kernels/aot/python/sgl_kernel/version.py`
 
 ## Manual Testing Instructions
 
@@ -155,8 +155,8 @@ python scripts/release/bump_kernel_version.py 0.4.0
 
 3. **Check specific files contain the new version:**
    ```bash
-   grep -r "0.4.0" sgl-kernel/python/sgl_kernel/version.py
-   grep -r "0.4.0" sgl-kernel/pyproject.toml
+   grep -r "0.4.0" python/sglang/kernels/aot/python/sgl_kernel/version.py
+   grep -r "0.4.0" python/sglang/kernels/aot/pyproject.toml
    ```
 
 4. **Reset changes (if testing):**

scripts/release/bump_kernel_version.py

@@ -16,14 +16,14 @@ def main():
     )
     args = parser.parse_args()
 
-    version_file = Path("sgl-kernel/python/sgl_kernel/version.py")
+    version_file = Path("python/sglang/kernels/aot/python/sgl_kernel/version.py")
 
     files_to_update = [
-        Path("sgl-kernel/pyproject.toml"),
-        Path("sgl-kernel/pyproject_cpu.toml"),
-        Path("sgl-kernel/pyproject_rocm.toml"),
-        Path("sgl-kernel/pyproject_musa.toml"),
-        Path("sgl-kernel/python/sgl_kernel/version.py"),
+        Path("python/sglang/kernels/aot/pyproject.toml"),
+        Path("python/sglang/kernels/aot/pyproject_cpu.toml"),
+        Path("python/sglang/kernels/aot/pyproject_rocm.toml"),
+        Path("python/sglang/kernels/aot/pyproject_musa.toml"),
+        Path("python/sglang/kernels/aot/python/sgl_kernel/version.py"),
     ]
 
     bump_version(args.new_version, version_file, files_to_update)

scripts/release/bump_kernel_version_to_sglang.py

@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 """
-Bump sglang-kernel version in SGLang files to match the version in sgl-kernel/pyproject.toml.
+Bump SGLang's kernel dependencies to match the AOT source pyproject.
 Updates:
   - python/pyproject.toml
   - python/sglang/srt/entrypoints/engine.py
@@ -18,8 +18,8 @@ except ImportError:
 
 
 def get_kernel_version_from_source() -> str:
-    """Extract version from sgl-kernel/pyproject.toml"""
-    pyproject_path = Path("sgl-kernel/pyproject.toml")
+    """Extract the version from the AOT source pyproject."""
+    pyproject_path = Path("python/sglang/kernels/aot/pyproject.toml")
 
     if not pyproject_path.exists():
         print(f"Error: {pyproject_path} not found")
@@ -30,7 +30,9 @@ def get_kernel_version_from_source() -> str:
 
     version = data.get("project", {}).get("version")
     if not version:
-        print("Error: Could not find version in sgl-kernel/pyproject.toml")
+        print(
+            "Error: Could not find version in python/sglang/kernels/aot/pyproject.toml"
+        )
         sys.exit(1)
 
     return version

scripts/release/check_kernel_version_to_sglang.py

@@ -1,7 +1,9 @@
 #!/usr/bin/env python3
 """
-Check if sglang-kernel version from sgl-kernel/pyproject.toml matches the versions
-used in SGLang files (python/pyproject.toml, engine.py, and Dockerfile).
+Check whether SGLang's kernel dependencies match the AOT source pyproject.
+
+The dependent versions are read from python/pyproject.toml, engine.py, and
+Dockerfile.
 Sets GitHub Actions output variables to indicate if sync is needed.
 """
 
@@ -17,8 +19,8 @@ except ImportError:
 
 
 def get_kernel_version_from_source() -> str:
-    """Extract version from sgl-kernel/pyproject.toml (line 11)"""
-    pyproject_path = Path("sgl-kernel/pyproject.toml")
+    """Extract the version from the AOT source pyproject."""
+    pyproject_path = Path("python/sglang/kernels/aot/pyproject.toml")
 
     if not pyproject_path.exists():
         print(f"Error: {pyproject_path} not found")
@@ -29,7 +31,9 @@ def get_kernel_version_from_source() -> str:
 
     version = data.get("project", {}).get("version")
     if not version:
-        print("Error: Could not find version in sgl-kernel/pyproject.toml")
+        print(
+            "Error: Could not find version in python/sglang/kernels/aot/pyproject.toml"
+        )
         sys.exit(1)
 
     return version
@@ -101,7 +105,9 @@ def main():
     engine_version = get_kernel_version_from_engine()
     dockerfile_version = get_kernel_version_from_dockerfile()
 
-    print(f"Kernel version in sgl-kernel/pyproject.toml: {kernel_version}")
+    print(
+        f"Kernel version in python/sglang/kernels/aot/pyproject.toml: {kernel_version}"
+    )
     print(
         f"SGLang kernel dependency version in python/pyproject.toml: {pyproject_version}"
     )

scripts/release/commit_and_pr_kernel_to_sglang.sh

@@ -28,7 +28,7 @@ git add -A
 git commit -m "chore: bump sglang-kernel version to ${KERNEL_VERSION} in SGLang
 
 This commit updates the sglang-kernel version across SGLang files to match
-the version defined in sgl-kernel/pyproject.toml.
+the version defined in python/sglang/kernels/aot/pyproject.toml.
 
 Files updated:
 ${COMMIT_FILES}
@@ -45,7 +45,7 @@ PR_URL=$(gh pr create \
   --title "chore: bump sglang-kernel version to ${KERNEL_VERSION}" \
   --body "## Summary
 
-This PR bumps the \`sglang-kernel\` version to \`${KERNEL_VERSION}\` across SGLang files to match the version defined in \`sgl-kernel/pyproject.toml\`.
+This PR bumps the \`sglang-kernel\` version to \`${KERNEL_VERSION}\` across SGLang files to match the version defined in \`python/sglang/kernels/aot/pyproject.toml\`.
 
 **Kernel Version:** \`${KERNEL_VERSION}\`
 
@@ -54,7 +54,7 @@ ${FILES_LIST}
 
 ## Context
 
-The kernel version in \`sgl-kernel/pyproject.toml\` has been updated. This PR ensures that all SGLang files referencing the \`sglang-kernel\` dependency are updated accordingly:
+The kernel version in \`python/sglang/kernels/aot/pyproject.toml\` has been updated. This PR ensures that all SGLang files referencing the \`sglang-kernel\` dependency are updated accordingly:
 - \`python/pyproject.toml\` - dependency specification
 - \`python/sglang/srt/entrypoints/engine.py\` - version check
 - \`docker/Dockerfile\` - Docker build argument