Add environment setup instructions to README.md

git-credential-helper.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+# Git credential helper that uses GITHUB_TOKEN from .env file
+
+if [ "$1" = get ]; then
+    # Load .env if it exists
+    if [ -f .env ]; then
+        export $(grep -v '^#' .env | xargs)
+    fi
+    
+    # Read the input
+    protocol=""
+    host=""
+    path=""
+    while IFS= read -r line; do
+        case "$line" in
+            protocol=*) protocol="${line#*=}" ;;
+            host=*) host="${line#*=}" ;;
+            path=*) path="${line#*=}" ;;
+        esac
+    done
+    
+    # Only handle GitHub HTTPS URLs
+    if [ "$protocol" = "https" ] && [ "$host" = "github.com" ]; then
+        if [ -n "$GITHUB_TOKEN" ]; then
+            echo "username=git"
+            echo "password=$GITHUB_TOKEN"
+        fi
+    fi
+fi
+