Use insert-license pre-commit hook (#81)

### What change is being made

Use insert-license pre-commit hook.

### Why this change is being made

Ensure copyright headers are added automatically.

### Tested

Run pre-commit on all files and detected a missing header.

---------

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>
GitOrigin-RevId: 7c7e53576df62a5ad102d9cfa9f9432a0b614081

Author: 2 people

.copyright.txt

@@ -0,0 +1 @@
+Copyright (c) 2024 Robotics and AI Institute LLC dba RAI Institute. All rights reserved.

.pre-commit-config.yaml

@@ -29,21 +29,16 @@ repos:
       # fix trailing whitespace in files of all types
       - id: trailing-whitespace
 
-  - repo: https://github.com/rai-inst/actions-int
-    rev: v9.7.1
+  # check (or insert) new license headers on standard file extensions we use
+  - repo: https://github.com/Lucas-C/pre-commit-hooks
+    rev: v1.5.5
     hooks:
-    - id: check-copyright
-      name: check and fix copyright
-      entry: copyright-checker/copyright-checker.sh
-      language: script
-      types: [ text ]
-      args: [ --fix ]
-      exclude: >
-        (?x)^(
-          \.github/PULL_REQUEST_TEMPLATE.md|
-          \.github/ISSUE_TEMPLATE/bug_report.md|
-          \.github/ISSUE_TEMPLATE/feature_request.md|
-        )$
+      - id: insert-license
+        files: (\.cpp|\.cc|\.c|\.hpp|\.h)$
+        args: [--comment-style, //, --license-filepath, .copyright.txt, --allow-past-years, --use-current-year, --no-extra-eol]
+      - id: insert-license
+        files: (\.sh|\.bash|\.py|CMakeLists\.txt|\.cmake|\.cmake\.in|\.yaml|\.yml|\.toml)$
+        args: [--license-filepath, .copyright.txt, --allow-past-years, --use-current-year, --no-extra-eol]
 
 
   - repo: https://github.com/igorshubovych/markdownlint-cli

python/exploy/exporter/core/session_wrapper.py

@@ -42,12 +42,10 @@ def __init__(
         if optimize:
             sess_options = ort.SessionOptions()
             sess_options.graph_optimization_level = ort.GraphOptimizationLevel.ORT_ENABLE_EXTENDED
-            # Setting `optimized_model_filepath` tells ONNX to store the optimized graph to a file.
-            # This additional optimized ONNX file is useful for inspection with Netron (see https://github.com/lutzroeder/netron),
-            # since the computational graph is optimized and cleaned up.
-            # The optimization of the computational graph depends on additional features in ONNX and version control of
-            # the ONNX dependencies, which are not correctly managed in control. For this reason, this file
-            # is to be used, at the moment, only for debugging.
+            # Setting `optimized_model_filepath` tells ONNX Runtime to write the optimized graph to a file
+            # as part of `InferenceSession` creation in this process. The resulting optimized ONNX file is
+            # primarily useful for inspection/debugging with tools like Netron (see https://github.com/lutzroeder/netron),
+            # while deployment on the target hardware may still apply its own optimizations when loading the model.
             sess_options.optimized_model_filepath = str(session_paths.get_debug_path("optimized"))
 
         self._onnx_file_path = session_paths.main

python/exploy/exporter/frameworks/isaaclab/environments.py

@@ -1,3 +1,5 @@
+# Copyright (c) 2026 Robotics and AI Institute LLC dba RAI Institute. All rights reserved.
+
 import gymnasium as gym
 from isaaclab.utils import configclass
 from isaaclab_rl.rsl_rl import RslRlPpoActorCriticRecurrentCfg