From 10398290704e99a969aec921bb392af6552b383a Mon Sep 17 00:00:00 2001
From: Denis Chevalier <perso@denischevalier.fr>
Date: Tue, 11 Aug 2026 01:48:41 +0200
Subject: typo in README.md, add git hook for new typ files SPDX header

---
 .githooks/pre-commit | 35 +++++++++++++++++++++++++++++++++++
 CONTRIBUTING.md      | 12 ++++++++++--
 README.md            |  1 +
 3 files changed, 46 insertions(+), 2 deletions(-)
 create mode 100755 .githooks/pre-commit

diff --git a/.githooks/pre-commit b/.githooks/pre-commit
new file mode 100755
index 0000000..7f9d85e
--- /dev/null
+++ b/.githooks/pre-commit
@@ -0,0 +1,35 @@
+#!/usr/bin/env bash
+
+HEADER='// SAME Analog Modular Ecosystem
+//
+// / SPDX-FileCopyrightText: 2026 Denis Chevalier <perso@denischevalier.fr>
+// / SPDX-License-Identifier: CC-BY-SA-4.0
+// / SPDX-License-Identifier: CERN-OHL-S-2.0+
+// / SPDX-License-Identifier: GPL-3.0-or-later
+//
+// The prose, explanatory text, rendered figures, tables, and mathematical
+// content of this specification are licensed under CC BY-SA 4.0. If a later
+// version of CC BY-SA is published, the author grants permission to distribute
+// this work under that later version as well.
+//
+// Hardware designs contained herein (schematics, PCB layouts, mechanical
+// drawings, and CAD models) are licensed under CERN-OHL-S-2.0+.
+//
+// All executable code, helper libraries (`lib/*`), metrology assertions, and
+// embedded verification scripts throughout the source documents are licensed
+// under the GNU General Public License v3.0 or later (GPL-3.0-or-later).'
+
+# Find newly added staged .typ files
+new_files=$(git diff --cached --name-only --diff-filter=A | grep '\.typ$')
+
+for file in $new_files; do
+    if [ -f "$file" ] && ! grep -q "SPDX-FileCopyrightText" "$file"; then
+        echo "Injecting SPDX header into $file..."
+        tmpfile=$(mktemp)
+        echo "$HEADER" > "$tmpfile"
+        echo "" >> "$tmpfile"
+        cat "$file" >> "$tmpfile"
+        mv "$tmpfile" "$file"
+        git add "$file"
+    fi
+done
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 6847e39..331d51e 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -66,7 +66,15 @@ fails, the PDF build will halt.**
     cd same
   ```
 
-1. **Run a live watch build:**
+2. **Enable git hooks:** To automatically inject required SPDX license headers
+  on newly created `.typ` files:
+
+  ```bash
+    chmod +x .githooks/pre-commit
+    git config core.hooksPath .githooks
+  ```
+
+3. **Run a live watch build:**
 
    ```bash
      typst watch preamble.typ specification.pdf
@@ -74,7 +82,7 @@ fails, the PDF build will halt.**
 
    *If your edits break an assertion metrology check anywhere in the 90+ pages,
    Typst will throw an immediate compiler error in your terminal.*
-2. **Perform a clean release compile:**
+4. **Perform a clean release compile:**
 
   ```bash
     typst compile preamble.typ specification.pdf
diff --git a/README.md b/README.md
index e41527e..67ae748 100644
--- a/README.md
+++ b/README.md
@@ -53,6 +53,7 @@ rigorous topological error compensation.
 ├── preamble.typ                # Document entry point & main layout
 └── LICENSE.md                  # Comprehensive tri-license legal breakdown
 └── LICENSES                    # Actual licences text
+```
 
 ## Compiling the Specification
 
-- 
cgit