chore: setup for crates.io publishing (#1)

Author: dragon3

.github/CODEOWNERS

@@ -0,0 +1 @@
+* @tailor-platform/maintainers-cloud-sql-connector-rs

.github/workflows/release.yml

@@ -0,0 +1,22 @@
+name: Publish to crates.io
+
+on:
+  push:
+    tags: ["v*"]
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    permissions:
+      id-token: write
+      contents: read
+    steps:
+      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+      - uses: dtolnay/rust-toolchain@3c5f7ea28cd621ae0bf5283f0e981fb97b8a7af9 # stable
+        with:
+          toolchain: stable
+      - uses: rust-lang/crates-io-auth-action@bbd81622f20ce9e2dd9622e3218b975523e45bbe # v1.0.4
+        id: auth
+      - run: cargo publish
+        env:
+          CARGO_REGISTRY_TOKEN: ${{ steps.auth.outputs.token }}

Cargo.toml

@@ -1,9 +1,10 @@
 [package]
-name = "cloud-sql-connector"
+name = "cloudsqlconn"
 version = "0.1.0"
 edition = "2024"
 description = "Cloud SQL connector for Rust"
 license = "MIT"
+readme = "README.md"
 repository = "https://github.com/tailor-platform/cloud-sql-connector-rs"
 
 [dependencies]