Initial commit with OTS hook

install-ots-hook.sh

@@ -0,0 +1,75 @@
+#!/bin/bash
+# install-ots-hook.sh - Install OpenTimestamp post-commit hook
+# Usage: install-ots-hook.sh [repository-path]
+
+set -e
+
+REPO_PATH="${1:-.}"
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+
+cd "$REPO_PATH"
+
+# Verify we're in a git repository
+if ! git rev-parse --git-dir > /dev/null 2>&1; then
+    echo "Error: not a git repository" >&2
+    exit 1
+fi
+
+HOOKS_DIR="$(git rev-parse --git-dir)/hooks"
+POST_COMMIT_HOOK="$HOOKS_DIR/post-commit"
+
+echo "Installing OpenTimestamp hook in: $REPO_PATH"
+
+# Create the post-commit hook
+cat > "$POST_COMMIT_HOOK" << 'HOOK_SCRIPT'
+#!/bin/bash
+# Post-commit hook: generate OpenTimestamp proof for each commit
+
+set -e
+
+# Get the commit hash
+COMMIT_HASH=$(git rev-parse HEAD)
+
+# Find the generate-proof.sh script
+# Try relative paths first, then check common locations
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+GENERATE_SCRIPT=""
+
+# Check if generate-proof.sh is in the same directory as this hook
+if [ -f "$SCRIPT_DIR/generate-proof.sh" ]; then
+    GENERATE_SCRIPT="$SCRIPT_DIR/generate-proof.sh"
+# Check in .git/hooks directory
+elif [ -f ".git/hooks/generate-proof.sh" ]; then
+    GENERATE_SCRIPT=".git/hooks/generate-proof.sh"
+# Check in repository root
+elif [ -f "generate-proof.sh" ]; then
+    GENERATE_SCRIPT="./generate-proof.sh"
+# Check if skill is installed globally (common OpenClaw path)
+elif [ -f "$HOME/.openclaw/workspace/skills/git-ots-hook/scripts/generate-proof.sh" ]; then
+    GENERATE_SCRIPT="$HOME/.openclaw/workspace/skills/git-ots-hook/scripts/generate-proof.sh"
+else
+    echo "Warning: generate-proof.sh not found, skipping OpenTimestamp proof" >&2
+    exit 0
+fi
+
+# Make sure the script is executable
+chmod +x "$GENERATE_SCRIPT"
+
+# Generate the proof
+echo "[ots] Generating proof for commit: $COMMIT_HASH"
+"$GENERATE_SCRIPT" "$COMMIT_HASH"
+
+echo "[ots] Proof generated successfully"
+HOOK_SCRIPT
+
+# Make the hook executable
+chmod +x "$POST_COMMIT_HOOK"
+
+echo "✓ Post-commit hook installed successfully"
+echo ""
+echo "Next steps:"
+echo "1. Ensure generate-proof.sh is accessible (copy to repo root or install skill globally)"
+echo "2. Verify ots CLI or @opentimestamps/ots is installed"
+echo "3. Make a test commit to verify the hook works"
+echo ""
+echo "To uninstall, run: rm $POST_COMMIT_HOOK"