ci: clone tuie from github for path deps

cargo can't resolve path = '../tuie' on the runner without it.
also apply the one-line rgb visibility patch souveraine needs.

.gitea/workflows/ci.yml

@@ -16,9 +16,12 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4
-      - uses: dtolnay/rust-toolchain@29eef336d9b2848a0b548edc03f92a220660cdb8
+      - name: Clone tuie
+        run: |
+          git clone --depth 1 https://github.com/jake-stewart/tuie.git /workspace/Fimeg/tuie
+          sed -i 's/pub(crate) mod rgb/pub mod rgb/' /workspace/Fimeg/tuie/src/util/mod.rs
+      - uses: dtolnay/rust-toolchain@29eef336d9b2848a0b548edc03f92a220660cdb8 # stable
         with:
-          toolchain: "1.94"
           components: clippy
       - name: cargo test
         run: cargo test