Initial lookbook implementation

Pinterest-style visual bookmarking app with:
- URL metadata extraction (OG/Twitter meta, oEmbed fallback)
- Image caching in Postgres with 480px thumbnails
- Multi-tag filtering with Ctrl/Cmd for OR mode
- Fuzzy tag suggestions and inline tag editing
- Browser console auth() with first-use password setup
- Brutalist UI with Commit Mono font and Pico CSS
- Light/dark mode via browser preference

vendor/github.com/pressly/goose/v3/log.go

@@ -0,0 +1,36 @@
+package goose
+
+import (
+	std "log"
+)
+
+var log Logger = &stdLogger{}
+
+// Logger is standard logger interface
+type Logger interface {
+	Fatalf(format string, v ...interface{})
+	Printf(format string, v ...interface{})
+}
+
+// SetLogger sets the logger for package output
+func SetLogger(l Logger) {
+	log = l
+}
+
+// stdLogger is a default logger that outputs to a stdlib's log.std logger.
+type stdLogger struct{}
+
+func (*stdLogger) Fatalf(format string, v ...interface{}) { std.Fatalf(format, v...) }
+func (*stdLogger) Printf(format string, v ...interface{}) { std.Printf(format, v...) }
+
+// NopLogger returns a logger that discards all logged output.
+func NopLogger() Logger {
+	return &nopLogger{}
+}
+
+type nopLogger struct{}
+
+var _ Logger = (*nopLogger)(nil)
+
+func (*nopLogger) Fatalf(format string, v ...interface{}) {}
+func (*nopLogger) Printf(format string, v ...interface{}) {}