fix: use TARGETARCH for building binaries in Dockerfiles and improve migration test handling

Author: sarg3nt

gearbox-agent/Dockerfile

@@ -19,7 +19,7 @@ ARG COMMIT_SHA=unknown
 ARG BUILD_DATE=unknown
 
 # Build the application with CGO disabled for static binary
-RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build \
+RUN CGO_ENABLED=0 GOOS=linux GOARCH=${TARGETARCH} go build \
     -ldflags="-s -w -X main.Version=${VERSION} -X main.CommitSHA=${COMMIT_SHA} -X main.BuildDate=${BUILD_DATE}" \
     -o gearbox-agent \
     ./cmd/gearbox-agent

gearbox-agent/internal/api/websocket_test.go

@@ -89,6 +89,9 @@ func TestWSHandler_HandleEvents(t *testing.T) {
 	}
 	defer conn.Close()
 
+	// Wait for subscription to register on the server side
+	time.Sleep(50 * time.Millisecond)
+
 	// Publish an event
 	testEvent := events.NewEvent(events.EventSyncStarted, map[string]interface{}{
 		"test_key": "test_value",
@@ -135,6 +138,9 @@ func TestWSHandler_MultipleEvents(t *testing.T) {
 	}
 	defer conn.Close()
 
+	// Wait for subscription to register on the server side
+	time.Sleep(50 * time.Millisecond)
+
 	// Publish multiple events
 	eventTypes := []events.EventType{
 		events.EventSyncStarted,

gearbox/Dockerfile

@@ -33,7 +33,7 @@ ARG COMMIT_SHA=unknown
 ARG BUILD_DATE=unknown
 
 # Build the application with CGO enabled for sqlite3
-RUN CGO_ENABLED=1 GOOS=linux GOARCH=amd64 go build \
+RUN CGO_ENABLED=1 GOOS=linux GOARCH=${TARGETARCH} go build \
     -ldflags="-s -w -X main.Version=${VERSION} -X main.CommitSHA=${COMMIT_SHA} -X main.BuildDate=${BUILD_DATE}" \
     -o gearbox \
     ./cmd/server

gearbox/internal/framework/database/database_test.go

@@ -198,6 +198,14 @@ func TestIsEntityDisabled(t *testing.T) {
 func TestMigrationSystemInitialization(t *testing.T) {
 	db := setupTestDB(t)
 
+	// Check if migration files exist using the same logic as the migration manager
+	mm := NewMigrateManager(db.db, db.logger)
+	hasMigrations := mm.hasMigrationFiles()
+
+	if !hasMigrations {
+		t.Skip("no migration files present, skipping migration verification")
+	}
+
 	// Verify migration tracking table exists
 	var count int
 	err := db.db.QueryRow("SELECT COUNT(*) FROM sqlite_master WHERE type='table' AND name='schema_migrations'").Scan(&count)