build: introduce pre-commit checks

.clang-format

@@ -0,0 +1,45 @@
+BasedOnStyle: Google
+ColumnLimit: 120
+IndentWidth: 4
+
+# This will make access modifiers (public/protected/private) sit on the same indentation as `class` keyword
+AccessModifierOffset: -4
+
+# Arguments, parameters and construction initializer are broken as following:
+# - Try to fit everything into single line (controlled by ColumnLimit).
+# - If it doesn't fit, break immediately after open bracket (in case of arguments and parameters)
+#   or after colon in case of constructor initializers.
+# - Try to fit everything else into the second line.
+# - If it doesn't fit in second line, then each argument, parameter or initializer will sit in its own line.
+AlignAfterOpenBracket: AlwaysBreak
+AlignConsecutiveAssignments: true
+AlignConsecutiveBitFields: true
+AlignConsecutiveDeclarations: true
+AlignTrailingComments: true
+AlignEscapedNewlines: Left
+AlignOperands: true
+BinPackArguments: false
+BinPackParameters: false
+
+# When constructor initializers exist in the constructor definition, leave the colon as last thing on the original
+# line instead of putting it on the next line.
+BreakConstructorInitializers: AfterColon
+
+# Pointer and reference alignment
+DerivePointerAlignment: true
+PointerAlignment: Left
+ReferenceAlignment: Left
+
+# Disallow single statements after if/else/for/while/do without curly braces.
+InsertBraces: true
+BreakBeforeBraces: Attach
+
+# Separate definition blocks, including classes, structs, enums, and functions.
+SeparateDefinitionBlocks: Always
+SpaceBeforeCpp11BracedList: true
+SpacesBeforeTrailingComments: 1
+SpacesInAngles: Never
+AllowShortLoopsOnASingleLine: true
+AllowShortBlocksOnASingleLine: true
+RemoveSemicolon: true
+SortUsingDeclarations: LexicographicNumeric

.github/workflows/pre-commit.yml

@@ -0,0 +1,28 @@
+# Run Pre-commit Hooks
+name: Run Pre-commit Hooks
+
+on:
+  workflow_dispatch:
+  pull_request:
+  push:
+    branches: ["main"]
+
+jobs:
+  pre-commit:
+    name: Run Pre-commit Hooks
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0  # Fetch all history so 'origin/main' is available
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.8
+
+      - name: Run Pre-commit and Fix Issues
+        uses: pre-commit/action@v3.0.1
+        with:
+          extra_args: "--from-ref origin/main --to-ref HEAD"

.pre-commit-config.yaml

@@ -0,0 +1,27 @@
+repos:
+- repo: https://github.com/pre-commit/mirrors-clang-format
+  rev: v19.1.7
+  hooks:
+  - id: clang-format
+    args: ["-style=file"]
+- repo: https://github.com/psf/black-pre-commit-mirror
+  rev: 24.8.0
+  hooks:
+    - id: black
+      language_version: python3
+- repo: https://github.com/adrienverge/yamllint
+  rev: v1.35.1
+  hooks:
+  - id: yamllint
+    exclude: ^(?!\.github/).* # Only include files in .github/
+- repo: https://github.com/espressif/check-copyright/
+  rev: v1.0.3
+  hooks:
+    - id: check-copyright
+      args: ['--config', 'infra/check_copyright_config.yaml', "--ignore", ""]
+- repo: https://github.com/pre-commit/pre-commit-hooks
+  rev: v3.4.0
+  hooks:
+    - id: trailing-whitespace
+    - id: end-of-file-fixer
+    - id: check-added-large-files

.yamllint

@@ -0,0 +1,11 @@
+---
+
+extends: default
+
+rules:
+  # yaml documents should start optionally with ---
+  document-start: disable
+  line-length:
+    max: 120
+  # the "on:" is detected as truthy value and spawns a false warning
+  truthy: disable

infra/check_copyright_config.yaml

@@ -11,6 +11,11 @@ DEFAULT:
     //
     // SPDX-License-Identifier: {license}
 
+  new_notice_python: |  # notice for new python files
+    # SPDX-FileCopyrightText: © {years} Tenstorrent AI ULC
+    #
+    # SPDX-License-Identifier: {license}
+
   # comment lines matching:
   # SPDX-FileCopyrightText: year[-year] Espressif Systems
   # or