Added flake with dev deps and git hooks

.githooks/pre-commit

@@ -0,0 +1,52 @@
+#!/usr/bin/env bash
+
+set -e
+
+echo "Running pre-commit checks..."
+
+# Get list of staged markdown files
+STAGED_MD_FILES=$(git diff --cached --name-only --diff-filter=ACM | grep -E '\.md$' || true)
+
+if [ -z "$STAGED_MD_FILES" ]; then
+    echo "No markdown files to check."
+    exit 0
+fi
+
+echo "Checking markdown files..."
+
+# Check markdown formatting with markdownlint-cli
+if command -v markdownlint &> /dev/null; then
+    echo "Running markdownlint..."
+    markdownlint $STAGED_MD_FILES || {
+        echo "❌ Markdown linting failed. Fix issues or use 'git commit --no-verify' to skip."
+        exit 1
+    }
+else
+    echo "⚠️  markdownlint not found, skipping markdown linting"
+fi
+
+# Spell check
+if command -v aspell &> /dev/null; then
+    echo "Running spell check..."
+    MISSPELLED=0
+    for file in $STAGED_MD_FILES; do
+        # Extract text, strip markdown syntax, check spelling
+        ERRORS=$(cat "$file" | aspell list --mode=markdown --personal=./.aspell.personal 2>/dev/null | sort -u)
+        if [ ! -z "$ERRORS" ]; then
+            echo "⚠️  Possible misspellings in $file:"
+            echo "$ERRORS" | sed 's/^/    /'
+            MISSPELLED=1
+        fi
+    done
+    if [ $MISSPELLED -eq 1 ]; then
+        echo ""
+        echo "Review spelling errors above. Add correct terms to .aspell.personal"
+        echo "Use 'git commit --no-verify' to skip if needed."
+        exit 1
+    fi
+else
+    echo "⚠️  aspell not found, skipping spell check"
+fi
+
+echo "✅ Pre-commit checks passed!"
+exit 0