feat(dolt): add native profile, branch database discovery, and SQL completion

apps/desktop/src/lib/__tests__/sql/sqlCompletion.dolt.spec.ts

@@ -0,0 +1,24 @@
+import { describe, expect, it } from "vitest";
+import { buildSqlCompletionItems } from "@/lib/sql/sqlCompletion";
+
+function completionLabels(sql: string, driverProfile: string): string[] {
+  return buildSqlCompletionItems(sql, sql.length, {
+    tables: [],
+    objects: [],
+    columnsByTable: new Map(),
+    databaseType: "mysql",
+    driverProfile,
+  }).map((item) => item.label);
+}
+
+describe("Dolt SQL completion", () => {
+  it("suggests Dolt routines for the Dolt profile", () => {
+    expect(completionLabels("DOLT_BR", "dolt")).toContain("DOLT_BRANCH");
+    expect(completionLabels("CALL DOLT_CH", "dolt")).toContain("DOLT_CHECKOUT");
+  });
+
+  it("does not expose Dolt routines to standard MySQL", () => {
+    expect(completionLabels("DOLT_BR", "mysql")).not.toContain("DOLT_BRANCH");
+    expect(completionLabels("CALL DOLT_CH", "mysql")).not.toContain("DOLT_CHECKOUT");
+  });
+});