fix: workflows

- pin rust toolchain to 1.74.1
- use ubuntu 20.04: consistency with release workflow and libwebkit2gtk-4.0-dev is not available in 24.04

Author: sdro

.github/workflows/ci-rust.yml

@@ -14,12 +14,12 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  NODE_OPTIONS: "--max_old_space_size=4096"
+  NODE_OPTIONS: '--max_old_space_size=4096'
   VITEST_SEGFAULT_RETRY: 3
 
 jobs:
   rust-tests:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v3
       - name: Install dependencies
@@ -33,6 +33,7 @@ jobs:
         uses: swatinem/rust-cache@v2
         with:
           workspaces: './src-tauri -> target'
+          cache-bin: false
       - name: Sync node version and setup cache
         uses: actions/setup-node@v3
         with:
@@ -44,7 +45,7 @@ jobs:
         working-directory: src-tauri
         run: cargo test
   rust-fmt:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v3
       - name: Install dependencies
@@ -63,7 +64,7 @@ jobs:
         working-directory: src-tauri
         run: cargo fmt --all --check
   rust-clippy:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - uses: actions/checkout@v3
       - name: Install dependencies
@@ -77,6 +78,7 @@ jobs:
         uses: swatinem/rust-cache@v2
         with:
           workspaces: './src-tauri -> target'
+          cache-bin: false
       - run: rustup component add clippy
       - name: Sync node version and setup cache
         uses: actions/setup-node@v3

rust-toolchain.toml

@@ -0,0 +1,2 @@
+[toolchain]
+channel = "1.74.1"