docs: add v19, deprecate v17 docs (#3229)

* docs: add v19, deprecate v17 docs

* docs: update config

* update banner

Author: MSalopek

docs/docs/index.md

@@ -6,9 +6,9 @@ sidebar_position: 1
 
 :::tip
 ### **Gaia v18 Upgrade**
-Cosmos Hub will be upgraded to [v18.0.0](https://github.com/cosmos/gaia/releases/tag/v18.0.0) at block height: [21,330,500](https://www.mintscan.io/cosmos/block/21330500).
+Cosmos Hub will be upgraded to [v18.1.0](https://github.com/cosmos/gaia/releases/tag/v18.1.0) at block height: [21,330,500](https://www.mintscan.io/cosmos/block/21330500).
 
-To upgrade from v17.3.0 check the [upgrade guide](https://github.com/cosmos/gaia/blob/v18.0.0/UPGRADING.md).
+To upgrade from v17.3.0 check the [upgrade guide](https://github.com/cosmos/gaia/blob/v18.1.0/UPGRADING.md).
 :::
 
 ![Welcome to the Cosmos Hub](images/cosmos-hub-image.jpg)

docs/docusaurus.config.js

@@ -53,21 +53,21 @@ const config = {
         docs: {
           routeBasePath: "/",
           sidebarPath: require.resolve("./sidebars.js"),
-          lastVersion: "v17.3.0-docs",
+          lastVersion: "v18.1.0",
           versions: {
             current: {
               path: "main",
               label: "Unreleased (main)",
               banner: "unreleased",
             },
-            "v17.3.0-docs": {
-              path: "v17.3.0-docs",
-              label: "On chain (v17.3.0)",
+            "v18.1.0": {
+              path: "v18.1.0",
+              label: "On chain (v18.1.0)",
               banner: "none",
             },
-            "v18.0.0-docs": {
-              path: "v18.0.0-docs",
-              label: "Pre-release (v18.0.0)",
+            "v19.0.0-rc0": {
+              path: "v19.0.0-rc0",
+              label: "Pre-release (v19.0.0)",
               banner: "none",
             },
           },

docs/versions.json

@@ -1,4 +1,4 @@
 [
-    "v17.3.0-docs",
-    "v18.0.0-docs"
+    "v18.1.0",
+    "v19.0.0-rc0"
 ]