Fix signup link: /register, not /signup

The free-tier signup page is at https://unirateapi.com/register, not
/signup. Sidebar, README, and Marketplace listing copy all had the
broken link.

Author: rob-browncc

CHANGELOG.md

@@ -1,5 +1,10 @@
 # Changelog
 
+## v0.1.1 — 2026-05-10
+
+- Fix the signup link to point at `unirateapi.com/register` (was incorrectly
+  written as `/signup` in the sidebar, README, and Marketplace listing copy).
+
 ## v0.1.0 — 2026-05-10
 
 Initial release.

README.md

@@ -3,7 +3,7 @@
 `=UNIRATE("USD","EUR")` — live currency rates, historical lookups, and EU/UK
 VAT rates as Sheets formulas, backed by the [UniRate API](https://unirateapi.com).
 
-> Get a free API key at [unirateapi.com/signup](https://unirateapi.com/signup) (1,000 requests/day, no card).
+> Get a free API key at [unirateapi.com/register](https://unirateapi.com/register) (1,000 requests/day, no card).
 
 ## Functions
 

marketplace/listing-description.md

@@ -26,7 +26,7 @@ Add live currency exchange rates, historical FX data, and EU/UK VAT rates to any
 
 1. Install the add-on.
 2. Open **Extensions → UniRate → Set API key…**.
-3. Paste your free key from [unirateapi.com/signup](https://unirateapi.com/signup).
+3. Paste your free key from [unirateapi.com/register](https://unirateapi.com/register).
 4. Use any of the formulas above in any cell.
 
 The API key is stored in the spreadsheet's document properties only — no

package.json

@@ -1,6 +1,6 @@
 {
   "name": "unirate-sheets",
-  "version": "0.1.0",
+  "version": "0.1.1",
   "private": true,
   "description": "Google Sheets add-on exposing UniRate currency-conversion custom functions (=UNIRATE, =UNIRATE_HISTORICAL, =UNIRATE_TIMESERIES, =UNIRATE_VAT, …).",
   "scripts": {

src/Sidebar.html

@@ -34,7 +34,7 @@
     <h2>UniRate API key</h2>
     <p class="help">
       Stored on this spreadsheet only. Get a free key (1,000 requests / day) at
-      <a href="https://unirateapi.com/signup" target="_blank">unirateapi.com/signup</a>.
+      <a href="https://unirateapi.com/register" target="_blank">unirateapi.com/register</a>.
     </p>
 
     <div id="current" class="key-row" style="display:none;">