Remove flask ASCII art and update harness internals

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/cli.ts

@@ -105,7 +105,7 @@ function printHelp(): void {
 	printInfo("--alpha-logout              Clear alphaXiv auth and exit");
 	printInfo("--alpha-status              Show alphaXiv auth status and exit");
 	printInfo("--model provider:model      Force a specific model");
-	printInfo("--thinking level            off | low | medium | high");
+	printInfo("--thinking level            off | minimal | low | medium | high | xhigh");
 	printInfo("--cwd /path/to/workdir      Working directory for tools");
 	printInfo("--session-dir /path         Session storage directory");
 	printInfo("--doctor                    Alias for `feynman doctor`");
@@ -113,7 +113,6 @@ function printHelp(): void {
 
 	printSection("REPL");
 	printInfo("Inside the REPL, slash workflows come from the live prompt-template and extension command set.");
-	printInfo("Use `/help` in chat to browse the commands actually loaded in this session.");
 }
 
 async function handleAlphaCommand(action: string | undefined): Promise<void> {

src/pi/settings.ts

@@ -3,7 +3,7 @@ import { dirname } from "node:path";
 
 import { AuthStorage, ModelRegistry } from "@mariozechner/pi-coding-agent";
 
-export type ThinkingLevel = "off" | "low" | "medium" | "high";
+export type ThinkingLevel = "off" | "minimal" | "low" | "medium" | "high" | "xhigh";
 
 export function parseModelSpec(spec: string, modelRegistry: ModelRegistry) {
 	const trimmed = spec.trim();
@@ -27,7 +27,14 @@ export function normalizeThinkingLevel(value: string | undefined): ThinkingLevel
 	}
 
 	const normalized = value.toLowerCase();
-	if (normalized === "off" || normalized === "low" || normalized === "medium" || normalized === "high") {
+	if (
+		normalized === "off" ||
+		normalized === "minimal" ||
+		normalized === "low" ||
+		normalized === "medium" ||
+		normalized === "high" ||
+		normalized === "xhigh"
+	) {
 		return normalized;
 	}