chore: setup release please

.github/workflows/release-please.yml

@@ -0,0 +1,22 @@
+name: Release Please
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  release-please:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Generate token
+        id: generate_token
+        uses: tibdex/github-app-token@v2
+        with:
+          app_id: ${{ secrets.FLIPT_RELEASE_BOT_APP_ID }}
+          private_key: ${{ secrets.FLIPT_RELEASE_BOT_APP_PEM }}
+          installation_id: ${{ secrets.FLIPT_RELEASE_BOT_INSTALLATION_ID }}
+
+      - uses: google-github-actions/release-please-action@v4
+        with:
+          token: ${{ steps.generate_token.outputs.token }}
+          command: manifest

README.md

@@ -2,11 +2,13 @@
 
 ![GitHub Release](https://img.shields.io/github/v/release/flipt-io/setup-action)
 
-This action installs [Flipt](https://flipt.io) in your GitHub Actions workflow. You can pass additional arguments to the `flipt` command using the `args` input. If no arguments are provided, `flipt` will be installed and run with the `--help` flag.
+This action installs [Flipt](https://flipt.io) in your GitHub Actions workflow.
+
+You can pass additional arguments to the `flipt` command using the `args` input. If no arguments are provided, `flipt` will be installed and run with the `--help` flag.
 
 Any of the [Flipt CLI commands](https://www.flipt.io/docs/cli/overview) can be run using this action.
 
-## Example
+## Examples
 
 ### Validate