feat: reports, timeline toggles, and stock correction improvements (#236)

* refactor(frontend): modularize styles and polish modal/ui interactions

* feat: add report workflow and timeline/settings improvements

* fix: resolve CI failures for backend typing, lint, and playwright config

frontend/src/test/components/ProfileModal.test.tsx

@@ -65,4 +65,28 @@ describe("ProfileModal", () => {
 
 		expect(onClose).not.toHaveBeenCalled();
 	});
+
+	it("calls onClose when Escape is pressed on overlay", () => {
+		const onClose = vi.fn();
+		render(<ProfileModal isOpen={true} onClose={onClose} />);
+
+		const overlay = document.querySelector(".modal-overlay");
+		if (overlay) {
+			fireEvent.keyDown(overlay, { key: "Escape" });
+		}
+
+		expect(onClose).toHaveBeenCalledTimes(1);
+	});
+
+	it("does not close on non-escape keydown", () => {
+		const onClose = vi.fn();
+		render(<ProfileModal isOpen={true} onClose={onClose} />);
+
+		const overlay = document.querySelector(".modal-overlay");
+		if (overlay) {
+			fireEvent.keyDown(overlay, { key: "Enter" });
+		}
+
+		expect(onClose).not.toHaveBeenCalled();
+	});
 });