feat(agent) multi-driver db monitoring, hot-plug config, release pipeline

internal/agent/agent.go

@@ -11,6 +11,8 @@ import (
 	"bugs.watch/agent/internal/collectors/disk"
 	"bugs.watch/agent/internal/collectors/memory"
 	"bugs.watch/agent/internal/collectors/uptime"
+	"bugs.watch/agent/internal/config"
+	"bugs.watch/agent/internal/dbmanager"
 	"bugs.watch/agent/internal/sender"
 )
 
@@ -19,13 +21,12 @@ const (
 	windowDuration = 60 * time.Second
 )
 
-func Run(ctx context.Context) {
+func Run(ctx context.Context, cfg config.Config) {
 	log.Println("bugswatch agent starting")
+	log.Printf("db config: %s", cfg.DBConfigPath)
 
-	// Aggregation window
 	window := aggregate.NewWindow()
 
-	// Register collectors
 	cols := []collectors.Collector{
 		uptime.New(),
 		cpu.New(),
@@ -33,8 +34,10 @@ func Run(ctx context.Context) {
 		disk.New(),
 	}
 
-	// Sender (HTTP or logging)
-	snd := sender.NewHTTPSender("http://172.17.0.1:5173/api/health")
+	mgr := dbmanager.New(cfg.DBConfigPath)
+	go mgr.Watch(ctx)
+
+	snd := sender.NewHTTPSender(cfg)
 
 	ticker := time.NewTicker(sampleInterval)
 	defer ticker.Stop()
@@ -43,21 +46,19 @@ func Run(ctx context.Context) {
 		select {
 		case <-ctx.Done():
 			log.Println("bugswatch agent shutting down")
-
-			// Best-effort final flush with bounded timeout
 			shutdownCtx, cancel := context.WithTimeout(context.Background(), 2*time.Second)
 			defer cancel()
-
-			emitSnapshot(shutdownCtx, snd, window)
+			emitSnapshot(shutdownCtx, snd, window, mgr)
 			return
 
 		case <-ticker.C:
 			for _, c := range cols {
 				c.Collect(window)
 			}
+			mgr.Collect(window)
 
 			if window.Ready(windowDuration) {
-				emitSnapshot(ctx, snd, window)
+				emitSnapshot(ctx, snd, window, mgr)
 				window = aggregate.NewWindow()
 			}
 		}
@@ -68,6 +69,7 @@ func emitSnapshot(
 	ctx context.Context,
 	snd sender.Sender,
 	window *aggregate.Window,
+	mgr *dbmanager.Manager,
 ) {
 	snap := window.Snapshot()
 	_ = snd.Send(ctx, snap)