feat: snip a region into chat, and make links clickable (#14)

src/__tests__/preferences.test.ts

@@ -53,6 +53,26 @@ describe("resolvePreferences", () => {
     expect(resolved.showReasoning).toBe(true);
     expect(resolved.think).toBeUndefined();
     expect(resolved.resumeTimeoutMs).toBe(HOUR);
+    // An empty string rather than undefined, so callers never branch on it.
+    expect(resolved.place).toBe("");
+  });
+
+  it("leaves IP geolocation off unless it was switched on", () => {
+    // The one setting that sends something about the user to a third party is
+    // opted into, never defaulted into.
+    expect(resolvePreferences({}).ipGeolocation).toBe(false);
+    expect(resolvePreferences({ ipGeolocation: true }).ipGeolocation).toBe(true);
+    expect(resolvePreferences({ ipGeolocation: false }).ipGeolocation).toBe(false);
+  });
+
+  it("keeps the configured location, trimmed", () => {
+    expect(resolvePreferences({ location: "  Cebu City, Philippines  " }).place).toBe(
+      "Cebu City, Philippines",
+    );
+  });
+
+  it("treats a whitespace-only location as unset", () => {
+    expect(resolvePreferences({ location: "   " }).place).toBe("");
   });
 
   it("honours the display toggles being switched off", () => {