fix: update MSRV to 1.74 and set rust-version in Cargo.toml

Author: roderickvd

.github/workflows/zeroconf_test.yaml

@@ -4,26 +4,25 @@ on: [push, pull_request]
 
 jobs:
   build:
-
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v1
+      - uses: actions/checkout@v1
 
-    - name: Install our MSRV
-      uses: dtolnay/rust-toolchain@stable
-      with:
-         toolchain: "1.70"
+      - name: Install our MSRV
+        uses: dtolnay/rust-toolchain@stable
+        with:
+          toolchain: "1.74"
 
-    - name: Compile example
-      run: cargo build --example register
+      - name: Compile example
+        run: cargo build --example register
 
-    - name: Install dependencies
-      run: |
-        sudo apt-get -y install python3-setuptools python3-wheel
-        pip3 install --user zeroconf
+      - name: Install dependencies
+        run: |
+          sudo apt-get -y install python3-setuptools python3-wheel
+          pip3 install --user zeroconf
 
-    - name: Test zeroconf
-      run: |
-        timeout 5 cargo run --example register &
-        python3 examples/zeroconf_test.py
+      - name: Test zeroconf
+        run: |
+          timeout 5 cargo run --example register &
+          python3 examples/zeroconf_test.py

Cargo.toml

@@ -2,12 +2,12 @@
 name = "libmdns"
 version = "0.9.1"
 authors = ["Will Stott <willstott101+libmdns@gmail.com>"]
-
 description = "mDNS Responder library for building discoverable LAN services in Rust"
 repository = "https://github.com/librespot-org/libmdns"
 readme = "README.md"
 license = "MIT"
 edition = "2018"
+rust-version = "1.74"
 
 [dependencies]
 byteorder = "1.5"
@@ -23,7 +23,7 @@ socket2 = { version = "0.5", features = ["all"] }
 
 [dev-dependencies]
 env_logger = { version = "0.10.2", default-features = false, features = [
-  "color",
-  "humantime",
-  "auto-color",
+    "color",
+    "humantime",
+    "auto-color",
 ] }

README.md

@@ -20,7 +20,7 @@ See the [example](https://github.com/librespot-org/libmdns/blob/stable-0.9.x/exa
 
 ## Dependencies
 
-libmdns' oldest supported Rust toolchain is `1.70.0`, _however it may compile fine on older versions of rust._
+libmdns' MSRV (oldest supported Rust toolchain) is 1.74.0.
 
 **We hold no strong garantees for sticking to a Minimum Supported Rust Version**. Please open an issue on GitHub if you need support for older compilers or different platforms.