add codespell config and ci run

.codespell/exclude-file.txt

@@ -0,0 +1 @@
+  return USB0.INTSTS1.BIT.ATTCH ? true : false;

.codespellrc

@@ -0,0 +1,8 @@
+# See: https://github.com/codespell-project/codespell#using-a-config-file
+[codespell]
+# In the event of a false positive, add the problematic word, in all lowercase, to a comma-separated list here:
+ignore-words-list = synopsys, sie, tre, hsi, fro, dout, mot, te
+check-filenames =
+check-hidden =
+skip = .cproject,./.git,./hw/mcu,./lib,./examples/*/*/_build,./examples/*/*/ses,./examples/*/*/ozone,./hw/mcu,./test/vendor,./tests_obsolete
+exclude-file = .codespell/exclude-file.txt

.github/workflows/build_arm.yml

@@ -7,6 +7,10 @@ on:
     types:
       - created
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   # ---------------------------------------
   # Unit testing with Ceedling

.github/workflows/pre-commit.yml

@@ -0,0 +1,24 @@
+name: pre-commit
+
+on:
+  pull_request:
+  push:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
+jobs:
+  pre-commit:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Setup Python
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.x'
+
+    - name: Checkout TinyUSB
+      uses: actions/checkout@v3
+
+    - name: Check Code Spelling
+      uses: codespell-project/actions-codespell@master