Update Indexmap dependency and enable Dependabot (#22)

Co-authored-by: Cecile Tonglet <[email protected]>

.github/dependabot.yml

@@ -0,0 +1,12 @@
+---
+version: 2
+updates:
+ - package-ecosystem: "github-actions"
+ directory: "/"
+ schedule:
+ interval: "weekly"
+
+ - package-ecosystem: "cargo"
+ directory: "/"
+ schedule:
+ interval: "weekly"

.github/workflows/rust.yml

@@ -2,11 +2,11 @@ name: Rust
 
 on:
  push:
- branches: [ main ]
+ branches: [main]
  schedule:
  - cron: 0 0 1 * *
  pull_request:
- branches: [ main ]
+ branches: [main]
 
 env:
  CARGO_TERM_COLOR: always
@@ -21,14 +21,14 @@ jobs:
  - macos-latest
  rust:
  - stable
- - 1.60.0
+ - 1.64.0
  include:
  - os: ubuntu-latest
  rust: stable
  lint: 1
  - rust: stable
  rust-args: --all-features
- - rust: 1.60.0
+ - rust: 1.64.0
  rust-args: --all-features
  runs-on: ${{ matrix.os }}
  steps:

Cargo.toml

@@ -11,6 +11,7 @@ documentation = "https://docs.rs/implicit-clone"
 readme = "README.md"
 keywords = ["immutable", "cheap-clone", "copy", "rc"]
 categories = ["rust-patterns"]
+rust-version = "1.64"
 
 [package.metadata.docs.rs]
 all-features = true
@@ -21,5 +22,5 @@ map = ["indexmap"]
 serde = ["dep:serde", "indexmap/serde"]
 
 [dependencies]
-indexmap = { version = "1", optional = true }
+indexmap = { version = "2", optional = true }
 serde = { version = "1", optional = true }