ci: Spell checking with cspell

.cspell/cspell.json

@@ -0,0 +1,16 @@
+{
+    "version": "0.2",
+    "language": "en",
+    "dictionaries": ["custom-dict"],
+    "dictionaryDefinitions": [
+        {
+            // The name of the dictionary is used to look it up.
+            "name": "custom-dict",
+            // Path to the custom word file. Relative to this `cspell.json` file.
+            "path": "./custom-dict.txt",
+            // Some editor extensions will use `addWords` for adding words to your
+            // personal dictionary.
+            "addWords": true
+        }
+    ]
+}

.cspell/custom-dict.txt

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+alumet
+mdbook
+github
+rustc
+toolchain
+runnable
+RAPL
+NVIDIA
+perf
+perf-events
+powercap
+sysfs
+jetson
+Eviden
+Atos
+LIG

.github/workflows/check.yml

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+name: Check
+on: [push]
+
+jobs:
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Spell check
+        uses: streetsidesoftware/cspell-action@v6
+        with:
+          root: src
+          incremental_files_only: false
+          config: .cspell/cspell.json
+          files: "**/*.md"