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/internal/dialects/ydb.go

@@ -0,0 +1,62 @@
+package dialects
+
+import (
+	"fmt"
+
+	"github.com/pressly/goose/v3/database/dialect"
+)
+
+// NewYDB returns a new [dialect.Querier] for Vertica dialect.
+func NewYDB() dialect.Querier {
+	return &ydb{}
+}
+
+type ydb struct{}
+
+var _ dialect.Querier = (*ydb)(nil)
+
+func (c *ydb) CreateTable(tableName string) string {
+	q := `CREATE TABLE %s (
+		version_id Uint64,
+		is_applied Bool,
+		tstamp Timestamp,
+
+		PRIMARY KEY(version_id)
+	)`
+	return fmt.Sprintf(q, tableName)
+}
+
+func (c *ydb) InsertVersion(tableName string) string {
+	q := `INSERT INTO %s (
+		version_id, 
+		is_applied, 
+		tstamp
+	) VALUES (
+		CAST($1 AS Uint64), 
+		$2, 
+		CurrentUtcTimestamp()
+	)`
+	return fmt.Sprintf(q, tableName)
+}
+
+func (c *ydb) DeleteVersion(tableName string) string {
+	q := `DELETE FROM %s WHERE version_id = $1`
+	return fmt.Sprintf(q, tableName)
+}
+
+func (c *ydb) GetMigrationByVersion(tableName string) string {
+	q := `SELECT tstamp, is_applied FROM %s WHERE version_id = $1 ORDER BY tstamp DESC LIMIT 1`
+	return fmt.Sprintf(q, tableName)
+}
+
+func (c *ydb) ListMigrations(tableName string) string {
+	q := `
+	SELECT version_id, is_applied, tstamp AS __discard_column_tstamp 
+	FROM %s ORDER BY __discard_column_tstamp DESC`
+	return fmt.Sprintf(q, tableName)
+}
+
+func (c *ydb) GetLatestVersion(tableName string) string {
+	q := `SELECT MAX(version_id) FROM %s`
+	return fmt.Sprintf(q, tableName)
+}