v0.13.1 folder restructure, test script added, format adapter async fix

internal/core/capability.go

@@ -0,0 +1,20 @@
+package core
+
+// Capability represents a plugin feature
+type Capability string
+
+const (
+	// Network capabilities
+	CapNetLimit Capability = "netlimit"
+	CapTLS      Capability = "tls"
+	CapAuth     Capability = "auth"
+
+	// Session capabilities
+	CapSessionAware   Capability = "session_aware"
+	CapMultiSession   Capability = "multi_session"
+	CapSingleInstance Capability = "single_instance"
+
+	// Stream capabilities
+	CapBidirectional Capability = "bidirectional"
+	CapCompression   Capability = "compression"
+)

internal/core/const.go

@@ -0,0 +1,29 @@
+package core
+
+import (
+	"time"
+)
+
+const (
+	MaxLogEntryBytes = 1024 * 1024
+
+	FileWatcherPollInterval = 100 * time.Millisecond
+
+	SessionDefaultMaxIdleTime = 30 * time.Minute
+
+	SessionCleanupInterval = 5 * time.Minute
+
+	ServiceStatsUpdateInterval = 1 * time.Second
+
+	ShutdownTimeout = 10 * time.Second
+
+	ConfigReloadTimeout = 30 * time.Second
+
+	LoggerShutdownTimeout = 2 * time.Second
+
+	ReloadWatchPollInterval = time.Second
+
+	ReloadWatchDebounce = 500 * time.Millisecond
+
+	ReloadWatchTimeout = 30 * time.Second
+)

internal/core/flow.go

@@ -0,0 +1,27 @@
+package core
+
+import (
+	"encoding/json"
+	"time"
+)
+
+// LogEntry represents a single log record flowing through the pipeline
+type LogEntry struct {
+	Time    time.Time       `json:"time"`
+	Node    string          `json:"node,omitempty"` // origin node identity for chained topologies; first hop stamps, relays preserve
+	Source  string          `json:"source"`
+	Level   string          `json:"level,omitempty"`
+	Message string          `json:"message"`
+	Fields  json.RawMessage `json:"fields,omitempty"`
+	RawSize int64           `json:"-"`
+}
+
+// TransportEvent contains the final payload and minimal metadata needed by sinks
+type TransportEvent struct {
+	Time time.Time
+	// Formatted, serialized log payload
+	Payload []byte
+	// Structured entry for re-serializing sinks (chain links). Zero Time => absent
+	Entry LogEntry
+}
+