Initial commit: Git OpenTimestamp hooks skill

scripts/setup-gitignore.sh

@@ -0,0 +1,41 @@
+#!/bin/bash
+# setup-gitignore.sh - Create/update .gitignore for OpenTimestamp proofs
+# Usage: setup-gitignore.sh [repository-path]
+
+set -e
+
+REPO_PATH="${1:-.}"
+
+cd "$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
+
+GITIGNORE=".gitignore"
+
+# Create .gitignore if it doesn't exist
+if [ ! -f "$GITIGNORE" ]; then
+    echo "# OpenTimestamp proofs cache (exclude from version control)" > "$GITIGNORE"
+    echo ".ots/.attestation-cache" >> "$GITIGNORE"
+    echo ""
+    echo "Created $GITIGNORE with OpenTimestamp cache exclusion"
+else
+    # Check if already has the cache exclusion
+    if grep -q ".ots/.attestation-cache" "$GITIGNORE"; then
+        echo "$GITIGNORE already excludes .ots/.attestation-cache"
+    else
+        echo "" >> "$GITIGNORE"
+        echo "# OpenTimestamp proofs cache (exclude from version control)" >> "$GITIGNORE"
+        echo ".ots/.attestation-cache" >> "$GITIGNORE"
+        echo "Added .ots/.attestation-cache to $GITIGNORE"
+    fi
+fi
+
+echo ""
+echo "Next steps:"
+echo "1. Review and commit your .gitignore"
+echo "2. Add .ots/ directory to track proofs: git add .ots/"
+echo "3. Commit proofs: git commit -m 'Add OpenTimestamp proofs'"