Include log tail in release failure notifications

bin/repo

@@ -40,6 +40,8 @@ if [[ -n "$LOG_MIRROR" ]]; then
 else
   LOG_FILE="$LOG_DIR/repo_${TIMESTAMP}.log"
 fi
+export LOG_FILE
+export OMARCHY_LOG_FILE="$LOG_FILE"
 
 # Show usage
 show_usage() {

helpers/basecamp-notifier.sh

@@ -19,15 +19,44 @@ notify_basecamp() {
     "$BASECAMP_CHATBOT_URL" 2>/dev/null || true
 }
 
+basecamp_html_escape() {
+  sed -e 's/&/\&amp;/g' -e 's/</\&lt;/g' -e 's/>/\&gt;/g'
+}
+
+basecamp_strip_ansi() {
+  sed -E $'s/\x1B\\[[0-9;?]*[ -/]*[@-~]//g'
+}
+
+basecamp_format_log_tail_html() {
+  local log_file="$1"
+  local lines="${2:-25}"
+
+  [[ -n "$log_file" && -f "$log_file" ]] || return 0
+
+  tail -n "$lines" "$log_file" 2>/dev/null |
+    tr -d '\r' |
+    basecamp_strip_ansi |
+    basecamp_html_escape |
+    sed ':a;N;$!ba;s/\n/<br>/g'
+}
+
 notify_error() {
   local title="$1"
   local details="${2:-}"
+  local log_file="${OMARCHY_LOG_FILE:-${LOG_FILE:-}}"
+  local log_tail_lines="${BASECAMP_LOG_TAIL_LINES:-25}"
+  local log_tail=""
 
   local content="🔴 <strong>${title}</strong>"
   if [[ -n "$details" ]]; then
     content+="<br>${details}"
   fi
 
+  log_tail=$(basecamp_format_log_tail_html "$log_file" "$log_tail_lines")
+  if [[ -n "$log_tail" ]]; then
+    content+="<br><br><strong>Last ${log_tail_lines} log lines:</strong><br><code>${log_tail}</code>"
+  fi
+
   notify_basecamp "$content"
 }