feat: Import Rust development settings from dbrunner

.github/workflows/nix-test.yml

@@ -0,0 +1,33 @@
+name: "nix-test"
+on:
+  pull_request:
+  push:
+    branches: [master]
+  workflow_dispatch:
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+  pull-requests: read
+
+jobs:
+  check-flakes:
+    strategy:
+      matrix:
+        os: [ubuntu-24.04, macos-14]
+    runs-on: ${{ matrix.os }}
+    steps:
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v27
+      - run: nix build .
+      - run: nix flake check
+
+  check-docker-x86-64:
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/checkout@v4
+      - uses: cachix/install-nix-action@v27
+      - run: nix build .#docker

.gitignore

@@ -8,7 +8,5 @@ devenv.local.nix
 # pre-commit
 .pre-commit-config.yaml
 
-
 # Added by cargo
-
 /target

Cargo.toml

@@ -2,9 +2,14 @@ cargo-features = ["edition2024"]
 
 [package]
 name = "backend"
+description = "The backend of Database Playground."
+license-file = "LICENSE"
+readme = "README.md"
+repository = "https://github.com/database-playground/dbrunner-rs"
 version = "0.1.0"
 edition = "2024"
 default-run = "backend"
+publish = false
 
 [dependencies]
 anyhow = "1.0.86"
@@ -17,5 +22,8 @@ sqlx = { version = "0.8", features = [
     "tls-rustls",
     "postgres",
 ] }
-tokio = { version = "1.39.2", features = ["full"] }
+tokio = { version = "1.39.3", features = ["full"] }
 tracing = "0.1.40"
+
+[profile.release]
+lto = "thin"