Fix: upgrade to 20.x on CI + update readme

.github/workflows/build.yaml

@@ -20,11 +20,11 @@ jobs:
       - name: Setup node
         uses: actions/setup-node@v3
         with:
-          node-version: 18.x
+          node-version: 20.x
           cache: npm
 
       - name: Install dependencies
         run: npm install
 
       - name: Run build
-        run: npm run build
+        run: npm run build

.github/workflows/doc.yaml

@@ -18,7 +18,7 @@ jobs:
       - name: Setup node
         uses: actions/setup-node@v3
         with:
-          node-version: 18.x
+          node-version: 20.x
           cache: npm
 
       - name: Install dependencies

.github/workflows/lint.yaml

@@ -20,7 +20,7 @@ jobs:
       - name: Setup node
         uses: actions/setup-node@v3
         with:
-          node-version: 18.x
+          node-version: 20.x
           cache: npm
 
       - name: Install dependencies
@@ -30,4 +30,4 @@ jobs:
         run: npm run build
 
       - name: Run lint
-        run: npm run lint
+        run: npm run lint

.github/workflows/test.yaml

@@ -11,7 +11,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        node-version: [18, 20]
+        node-version: [20, 22]
 
     steps:
       - name: Checkout repository

README.md

@@ -12,24 +12,24 @@ Written in Typescript it is meant as a drop in replacement for the [aleph-js lib
 npm install aleph-sdk-ts
 ```
 
--   An API reference [on the repository github pages](https://aleph-im.github.io/aleph-sdk-ts/index.html)
--   For guides and use-cases check the [Aleph TS SDK Gitbook](https://aleph-im.gitbook.io/ts-sdk/)
--   Some examples are available in the `/examples` directory.
+- An API reference [on the repository github pages](https://aleph-im.github.io/aleph-sdk-ts/index.html)
+- For guides and use-cases check the [Aleph TS SDK Gitbook](https://aleph-im.gitbook.io/ts-sdk/)
+- Some examples are available in the `/examples` directory.
 
 ## Supported chains
 
 This is the list of currently supported Account types. For each of them you can:
 
--   Retrieve an account from a private key or mnemonic (or generate one on the fly).
--   Sign and send messages on the Aleph Network
--   Some allow you to retrieve an account from a **browser based** wallet (ex: Metamask), or from a **Ledger** wallet.
+- Retrieve an account from a private key or mnemonic (or generate one on the fly).
+- Sign and send messages on the Aleph Network
+- Some allow you to retrieve an account from a **browser based** wallet (ex: Metamask), or from a **Ledger** wallet.
 
 [Previous versions](https://npmjs.com/package/aleph-sdk-ts) of the Typescript SDK allowed you to **encrypt** messages.
-This has been 
 
 | Chain                | Encryption | Browser Wallet     | Ledger             |
-|----------------------|------------|--------------------| ------------------ |
+| -------------------- | ---------- | ------------------ | ------------------ |
 | Avalanche            | :x:        | :heavy_check_mark: | :x:                |
+| Base                 | :x:        | :heavy_check_mark: | :x:                |
 | Cosmos               | :x:        | :heavy_check_mark: | :x:                |
 | Ethereum             | :x:        | :heavy_check_mark: | :heavy_check_mark: |
 | NULS2                | :x:        | :x:                | :x:                |
@@ -64,6 +64,7 @@ This SDK is tested and works, with the following Node.js versions:
 | v16.x | :heavy_check_mark: **Full working support** |
 | v18.x | :heavy_multiplication_x: Some feature may not work (see notes) |
 | v20.x | :heavy_check_mark: **Full working support** |
+| v22.x | :heavy_check_mark: **Full working support** |
 
 \* Due to changes in OpenSSL in Node v18, some chains helper may not work. If you encounter bugs using Node v18, you might want to consider using the `--openssl-legacy-provider` feature flag while running your project.