ci: install webkit

.github/workflows/main.yml

@@ -14,6 +14,7 @@ jobs:
           toolchain: stable
           override: true
       - uses: Swatinem/rust-cache@v1
+      - run: apt install libwebkit2gtk-4.0-dev libappindicator3-dev libgtk-3-dev libappindicator3-dev
       - uses: actions-rs/cargo@v1
         with:
           command: check
@@ -29,6 +30,7 @@ jobs:
           toolchain: stable
           override: true
       - uses: Swatinem/rust-cache@v1
+      - run: apt install libwebkit2gtk-4.0-dev libappindicator3-dev libgtk-3-dev libappindicator3-dev
       - uses: actions-rs/cargo@v1
         with:
           command: test
@@ -67,3 +69,5 @@ jobs:
   #      with:
   #        command: clippy
   #        args: -- -D warnings
+#
+# sudo apt install libwebkit2gtk-4.0-dev libappindicator3-dev libgtk-3-dev libappindicator3-dev