fix: use configured base URL for Ollama model discovery (#14131)

Merged via /review-pr -> /prepare-pr -> /merge-pr.

Prepared head SHA: 2292d2de6d
Co-authored-by: shtse8 <8020099+shtse8@users.noreply.github.com>
Reviewed-by: @gumadeiras

src/agents/models-config.providers.ollama.test.ts

@@ -2,7 +2,27 @@ import { mkdtempSync } from "node:fs";
 import { tmpdir } from "node:os";
 import { join } from "node:path";
 import { describe, expect, it } from "vitest";
-import { resolveImplicitProviders } from "./models-config.providers.js";
+import { resolveImplicitProviders, resolveOllamaApiBase } from "./models-config.providers.js";
+
+describe("resolveOllamaApiBase", () => {
+  it("returns default localhost base when no configured URL is provided", () => {
+    expect(resolveOllamaApiBase()).toBe("http://127.0.0.1:11434");
+  });
+
+  it("strips /v1 suffix from OpenAI-compatible URLs", () => {
+    expect(resolveOllamaApiBase("http://ollama-host:11434/v1")).toBe("http://ollama-host:11434");
+    expect(resolveOllamaApiBase("http://ollama-host:11434/V1")).toBe("http://ollama-host:11434");
+  });
+
+  it("keeps URLs without /v1 unchanged", () => {
+    expect(resolveOllamaApiBase("http://ollama-host:11434")).toBe("http://ollama-host:11434");
+  });
+
+  it("handles trailing slash before canonicalizing", () => {
+    expect(resolveOllamaApiBase("http://ollama-host:11434/v1/")).toBe("http://ollama-host:11434");
+    expect(resolveOllamaApiBase("http://ollama-host:11434/")).toBe("http://ollama-host:11434");
+  });
+});
 
 describe("Ollama provider", () => {
   it("should not include ollama when no API key is configured", async () => {
@@ -33,6 +53,28 @@ describe("Ollama provider", () => {
     }
   });
 
+  it("should preserve explicit ollama baseUrl on implicit provider injection", async () => {
+    const agentDir = mkdtempSync(join(tmpdir(), "openclaw-test-"));
+    process.env.OLLAMA_API_KEY = "test-key";
+
+    try {
+      const providers = await resolveImplicitProviders({
+        agentDir,
+        explicitProviders: {
+          ollama: {
+            baseUrl: "http://192.168.20.14:11434/v1",
+            api: "openai-completions",
+            models: [],
+          },
+        },
+      });
+
+      expect(providers?.ollama?.baseUrl).toBe("http://192.168.20.14:11434/v1");
+    } finally {
+      delete process.env.OLLAMA_API_KEY;
+    }
+  });
+
   it("should have correct model structure with streaming disabled (unit test)", () => {
     // This test directly verifies the model configuration structure
     // since discoverOllamaModels() returns empty array in test mode