chore: auto-commit (57 archivos)

- frontend/functions/core/format_datetime_short.md
- frontend/functions/core/format_datetime_short.test.ts
- frontend/functions/core/format_datetime_short.ts
- frontend/functions/core/format_duration.md
- frontend/functions/core/format_duration.test.ts
- frontend/functions/core/format_duration.ts
- frontend/functions/core/month_grid.md
- frontend/functions/core/month_grid.test.ts
- frontend/functions/core/month_grid.ts
- frontend/functions/core/string_hash_palette.md
- ...

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

functions/infra/sqlite_apply_migrations_test.go

@@ -0,0 +1,98 @@
+package infra
+
+import (
+	"database/sql"
+	"testing"
+	"testing/fstest"
+
+	_ "github.com/mattn/go-sqlite3"
+)
+
+// makeFS builds a simple in-memory FS with the given path→content pairs.
+func makeFS(files map[string]string) fstest.MapFS {
+	m := make(fstest.MapFS, len(files))
+	for path, content := range files {
+		m[path] = &fstest.MapFile{Data: []byte(content)}
+	}
+	return m
+}
+
+func TestApplyMigrations(t *testing.T) {
+	t.Run("una migracion se aplica correctamente", func(t *testing.T) {
+		db, err := sql.Open("sqlite3", ":memory:")
+		if err != nil {
+			t.Fatal(err)
+		}
+		defer db.Close()
+
+		fsys := makeFS(map[string]string{
+			"migrations/001_init.sql": `CREATE TABLE IF NOT EXISTS items (id INTEGER PRIMARY KEY, name TEXT);`,
+		})
+		if err := ApplyMigrations(db, fsys, ""); err != nil {
+			t.Fatalf("unexpected error: %v", err)
+		}
+		// Verify table exists.
+		var count int
+		if err := db.QueryRow(`SELECT COUNT(*) FROM sqlite_master WHERE type='table' AND name='items'`).Scan(&count); err != nil {
+			t.Fatal(err)
+		}
+		if count != 1 {
+			t.Errorf("table 'items' not created; count=%d", count)
+		}
+	})
+
+	t.Run("multiples migraciones en orden", func(t *testing.T) {
+		db, err := sql.Open("sqlite3", ":memory:")
+		if err != nil {
+			t.Fatal(err)
+		}
+		defer db.Close()
+
+		fsys := makeFS(map[string]string{
+			"migrations/001_init.sql":        `CREATE TABLE IF NOT EXISTS t (id INTEGER PRIMARY KEY);`,
+			"migrations/002_add_column.sql":  `ALTER TABLE t ADD COLUMN val TEXT;`,
+		})
+		if err := ApplyMigrations(db, fsys, ""); err != nil {
+			t.Fatalf("unexpected error: %v", err)
+		}
+		// Insert using the new column.
+		if _, err := db.Exec(`INSERT INTO t (id, val) VALUES (1, 'hello')`); err != nil {
+			t.Fatalf("insert failed (column may be missing): %v", err)
+		}
+	})
+
+	t.Run("error real se propaga", func(t *testing.T) {
+		db, err := sql.Open("sqlite3", ":memory:")
+		if err != nil {
+			t.Fatal(err)
+		}
+		defer db.Close()
+
+		fsys := makeFS(map[string]string{
+			"migrations/001_bad.sql": `THIS IS NOT VALID SQL;`,
+		})
+		if err := ApplyMigrations(db, fsys, ""); err == nil {
+			t.Errorf("expected error for invalid SQL, got nil")
+		}
+	})
+
+	t.Run("ALTER TABLE ADD COLUMN duplicado se ignora", func(t *testing.T) {
+		db, err := sql.Open("sqlite3", ":memory:")
+		if err != nil {
+			t.Fatal(err)
+		}
+		defer db.Close()
+
+		setup := `CREATE TABLE IF NOT EXISTS t (id INTEGER PRIMARY KEY, val TEXT);`
+		if _, err := db.Exec(setup); err != nil {
+			t.Fatal(err)
+		}
+		// Run ALTER that would fail with "duplicate column".
+		fsys := makeFS(map[string]string{
+			"migrations/001_dup.sql": `ALTER TABLE t ADD COLUMN val TEXT;`,
+		})
+		if err := ApplyMigrations(db, fsys, ""); err != nil {
+			t.Errorf("duplicate column error should be ignored, got: %v", err)
+		}
+	})
+}