chore: set MSRV to 1.63.0

.github/workflows/check.yml

@@ -100,7 +100,7 @@ jobs:
     # https://docs.github.com/en/actions/learn-github-actions/contexts#context-availability
     strategy:
       matrix:
-        msrv: ["1.61.0"] # 2021 edition requires 1.56
+        msrv: ["1.63.0"] # 2021 edition requires 1.56
     name: ubuntu / ${{ matrix.msrv }}
     steps:
       - uses: actions/checkout@v4

Cargo.toml

@@ -11,7 +11,7 @@ license = "MIT"
 include = ["src/**/*.rs", "LICENSE", "*.md", "example/**/*", "Cargo.toml"]
 repository = "https://github.com/spraakbanken/webcrawler-rs"
 homepage = "https://spraakbanken.gu.se"
-rust-version = "1.61.0" # MSRV
+rust-version = "1.63.0" # MSRV
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 [lib]
@@ -23,9 +23,9 @@ chrono = { version = "0.4.37", features = ["serde"] }
 futures = "0.3.30"
 serde = { version = "1.0.210", features = ["derive"] }
 serde_json = "1.0.128"
-tokio = { version = "1.40.0", features = ["macros", "rt", "signal", "sync"] }
+tokio = { version = "1.31", features = ["macros", "rt", "signal", "sync"] }
 tokio-stream = "0.1.16"
-tokio-util = { version = "0.7.12", features = ["rt"] }
+tokio-util = { version = "0.7.11", features = ["rt"] }
 tracing = "0.1.40"
 
 [workspace]