Initial commit: add .gitignore and README

lib/common/logging.sh

@@ -0,0 +1,57 @@
+#!/usr/bin/env bash
+# Logging functions for scripts
+# Usage: source "$(dirname "$0")/logging.sh"
+# Requires: colors.sh
+
+# Log levels (higher number = more verbose)
+LOG_LEVEL_ERROR=0
+LOG_LEVEL_WARN=1
+LOG_LEVEL_INFO=2
+LOG_LEVEL_DEBUG=3
+
+# Default log level
+LOG_LEVEL="${LOG_LEVEL:-$LOG_LEVEL_INFO}"
+
+# Log functions
+log_info() {
+    if [ "$LOG_LEVEL" -ge "$LOG_LEVEL_INFO" ]; then
+        echo -e "${GREEN}[INFO]${NC} $1" >&2
+    fi
+}
+
+log_error() {
+    if [ "$LOG_LEVEL" -ge "$LOG_LEVEL_ERROR" ]; then
+        echo -e "${RED}[ERROR]${NC} $1" >&2
+    fi
+}
+
+log_warn() {
+    if [ "$LOG_LEVEL" -ge "$LOG_LEVEL_WARN" ]; then
+        echo -e "${YELLOW}[WARN]${NC} $1" >&2
+    fi
+}
+
+log_debug() {
+    if [ "$LOG_LEVEL" -ge "$LOG_LEVEL_DEBUG" ]; then
+        echo -e "${CYAN}[DEBUG]${NC} $1" >&2
+    fi
+}
+
+log_success() {
+    echo -e "${GREEN}✅${NC} $1" >&2
+}
+
+log_failure() {
+    echo -e "${RED}❌${NC} $1" >&2
+}
+
+log_step() {
+    echo -e "${BLUE}📋${NC} $1" >&2
+}
+
+log_heading() {
+    echo -e "\n${BOLD_CYAN}━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━${NC}" >&2
+    echo -e "${BOLD_CYAN}$1${NC}" >&2
+    echo -e "${BOLD_CYAN}━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━${NC}\n" >&2
+}
+