Publish to crates.io when released (#114)

* publish to crates.io when released

* Bump version to 0.3.3

* rename secretes

* use dtolnay/rust-toolchain to install Rust

.github/workflows/publish.yml

@@ -0,0 +1,22 @@
+name: Publish to crates.io
+
+on:
+  push:
+    tags:
+      - '*'
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Install Rust
+        uses: dtolnay/rust-toolchain@stable
+
+      - name: Login to crates.io
+        run: cargo login ${{ secrets.CRATES_IO_TOKEN_FOR_EXPO_PUSH_NOTIFICATION_CLIENT }}
+
+      - name: Publish to crates.io
+        run: cargo publish

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "expo_push_notification_client"
-version = "0.3.2"
+version = "0.3.3"
 edition = "2021"
 readme = "README.md"
 authors = ["katayama8000 <https://github.com/katayama8000>"]