feat: Provider/Mistral full support for Mistral on OpenClaw 🇫🇷 (#23845)

* Onboard: add Mistral auth choice and CLI flags

* Onboard/Auth: add Mistral provider config defaults

* Auth choice: wire Mistral API-key flow

* Onboard non-interactive: support --mistral-api-key

* Media understanding: add Mistral Voxtral audio provider

* Changelog: note Mistral onboarding and media support

* Docs: add Mistral provider and onboarding/media references

* Tests: cover Mistral media registry/defaults and auth mapping

* Memory: add Mistral embeddings provider support

* Onboarding: refresh Mistral model metadata

* Docs: document Mistral embeddings and endpoints

* Memory: persist Mistral embedding client state in managers

* Memory: add regressions for mistral provider wiring

* Gateway: add live tool probe retry helper

* Gateway: cover live tool probe retry helper

* Gateway: retry malformed live tool-read probe responses

* Memory: support plain-text batch error bodies

* Tests: add Mistral Voxtral live transcription smoke

* Docs: add Mistral live audio test command

* Revert: remove Mistral live voice test and docs entry

* Onboard: re-export Mistral default model ref from models

* Changelog: credit joeVenner for Mistral work

* fix: include Mistral in auto audio key fallback

* Update CHANGELOG.md

* Update CHANGELOG.md

---------

Co-authored-by: Shakker <shakkerdroid@gmail.com>

src/gateway/live-tool-probe-utils.test.ts

@@ -0,0 +1,48 @@
+import { describe, expect, it } from "vitest";
+import { hasExpectedToolNonce, shouldRetryToolReadProbe } from "./live-tool-probe-utils.js";
+
+describe("live tool probe utils", () => {
+  it("matches nonce pair when both are present", () => {
+    expect(hasExpectedToolNonce("value a-1 and b-2", "a-1", "b-2")).toBe(true);
+    expect(hasExpectedToolNonce("value a-1 only", "a-1", "b-2")).toBe(false);
+  });
+
+  it("retries malformed tool output when attempts remain", () => {
+    expect(
+      shouldRetryToolReadProbe({
+        text: "read[object Object],[object Object]",
+        nonceA: "nonce-a",
+        nonceB: "nonce-b",
+        provider: "mistral",
+        attempt: 0,
+        maxAttempts: 3,
+      }),
+    ).toBe(true);
+  });
+
+  it("does not retry once max attempts are exhausted", () => {
+    expect(
+      shouldRetryToolReadProbe({
+        text: "read[object Object],[object Object]",
+        nonceA: "nonce-a",
+        nonceB: "nonce-b",
+        provider: "mistral",
+        attempt: 2,
+        maxAttempts: 3,
+      }),
+    ).toBe(false);
+  });
+
+  it("does not retry when nonce pair is already present", () => {
+    expect(
+      shouldRetryToolReadProbe({
+        text: "nonce-a nonce-b",
+        nonceA: "nonce-a",
+        nonceB: "nonce-b",
+        provider: "mistral",
+        attempt: 0,
+        maxAttempts: 3,
+      }),
+    ).toBe(false);
+  });
+});