chore: auto-commit (95 archivos)

- cmd/fn/doctor.go
- cmd/fn/main.go
- cpp/apps/primitives_gallery/playground/tables/CMakeLists.txt
- cpp/apps/primitives_gallery/playground/tables/data_table.cpp
- cpp/apps/primitives_gallery/playground/tables/data_table_logic.cpp
- cpp/apps/primitives_gallery/playground/tables/data_table_logic.h
- cpp/apps/primitives_gallery/playground/tables/self_test.cpp
- cpp/apps/primitives_gallery/playground/tables/tql.cpp
- cpp/apps/primitives_gallery/playground/tables/viz.cpp
- cpp/apps/primitives_gallery/playground/tables/viz.h
- ...

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

functions/infra/vault_index_open_test.go

@@ -0,0 +1,107 @@
+package infra
+
+import (
+	"database/sql"
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func TestVaultIndexOpen_CreatesDB(t *testing.T) {
+	t.Run("crea vault_index.db en tmpdir vacio", func(t *testing.T) {
+		dir := t.TempDir()
+		db, err := VaultIndexOpen(dir)
+		if err != nil {
+			t.Fatalf("VaultIndexOpen: %v", err)
+		}
+		defer db.Close()
+
+		dbPath := filepath.Join(dir, "vault_index.db")
+		if _, err := os.Stat(dbPath); os.IsNotExist(err) {
+			t.Fatalf("vault_index.db no fue creado en %s", dir)
+		}
+	})
+}
+
+func TestVaultIndexOpen_Idempotent(t *testing.T) {
+	t.Run("segunda apertura no falla (idempotente)", func(t *testing.T) {
+		dir := t.TempDir()
+
+		db1, err := VaultIndexOpen(dir)
+		if err != nil {
+			t.Fatalf("primera apertura: %v", err)
+		}
+		db1.Close()
+
+		db2, err := VaultIndexOpen(dir)
+		if err != nil {
+			t.Fatalf("segunda apertura: %v", err)
+		}
+		db2.Close()
+	})
+}
+
+func TestVaultIndexOpen_AppliesAllMigrations(t *testing.T) {
+	t.Run("todas las tablas esperadas existen en sqlite_master", func(t *testing.T) {
+		dir := t.TempDir()
+		db, err := VaultIndexOpen(dir)
+		if err != nil {
+			t.Fatalf("VaultIndexOpen: %v", err)
+		}
+		defer db.Close()
+
+		expectedTables := []string{
+			"files",
+			"csv_profiles",
+			"pdf_extracts",
+			"knowledge_docs",
+		}
+		for _, tbl := range expectedTables {
+			assertTableExists(t, db, tbl)
+		}
+	})
+}
+
+func TestVaultIndexOpen_FTS5Works(t *testing.T) {
+	t.Run("fts5 INSERT y MATCH funcionan", func(t *testing.T) {
+		dir := t.TempDir()
+		db, err := VaultIndexOpen(dir)
+		if err != nil {
+			t.Fatalf("VaultIndexOpen: %v", err)
+		}
+		defer db.Close()
+
+		// Insert a row into files_fts (content='' table, manual INSERT required)
+		_, err = db.Exec(`INSERT INTO files_fts(rel_path, content_text) VALUES (?, ?)`,
+			"data/raw/informe_ventas.csv", "ventas trimestrales empresa")
+		if err != nil {
+			t.Fatalf("INSERT files_fts: %v", err)
+		}
+
+		var count int
+		err = db.QueryRow(
+			`SELECT count(*) FROM files_fts WHERE files_fts MATCH 'ventas'`,
+		).Scan(&count)
+		if err != nil {
+			t.Fatalf("FTS MATCH query: %v", err)
+		}
+		if count != 1 {
+			t.Errorf("FTS MATCH: got %d rows, want 1", count)
+		}
+	})
+}
+
+// assertTableExists verifies that a table (or virtual table) exists in sqlite_master.
+func assertTableExists(t *testing.T, db *sql.DB, name string) {
+	t.Helper()
+	var exists int
+	err := db.QueryRow(
+		`SELECT count(*) FROM sqlite_master WHERE name = ?`, name,
+	).Scan(&exists)
+	if err != nil {
+		t.Fatalf("sqlite_master query for %q: %v", name, err)
+	}
+	if exists == 0 {
+		t.Errorf("table/vtable %q not found in sqlite_master", name)
+	}
+}