Initial loki skill with promtail auto-discovery

scripts/run.sh

@@ -0,0 +1,50 @@
+#!/bin/bash
+set -e
+
+SKILL_DIR="$(dirname "$(dirname "$0")")"
+LOKI_PORT="${LOKI_PORT:-3100}"
+
+# Start Loki in background
+start_loki() {
+    echo "Starting Loki on port $LOKI_PORT..."
+    loki -config.file="$SKILL_DIR/config/loki.yaml" &
+    LOKI_PID=$!
+    sleep 3
+
+    if ! kill -0 $LOKI_PID 2>/dev/null; then
+        echo "Failed to start Loki"
+        exit 1
+    fi
+    echo "Loki running (PID $LOKI_PID)"
+}
+
+# Start Promtail in background
+start_promtail() {
+    echo "Starting Promtail..."
+    promtail -config.file="$SKILL_DIR/config/promtail.yaml" &
+    PROMTAIL_PID=$!
+    sleep 2
+
+    if ! kill -0 $PROMTAIL_PID 2>/dev/null; then
+        echo "Failed to start Promtail"
+        exit 1
+    fi
+    echo "Promtail running (PID $PROMTAIL_PID)"
+}
+
+# Cleanup on exit
+cleanup() {
+    echo "Shutting down..."
+    [ -n "$PROMTAIL_PID" ] && kill $PROMTAIL_PID 2>/dev/null
+    [ -n "$LOKI_PID" ] && kill $LOKI_PID 2>/dev/null
+    exit 0
+}
+trap cleanup SIGTERM SIGINT
+
+start_loki
+start_promtail
+
+echo "Loki stack running. Query at http://localhost:$LOKI_PORT/loki/api/v1/query"
+
+# Wait for either process to exit
+wait