fix: resolve CI workflow path and add lint job

.gitea/workflows/ci.yml

@@ -15,10 +15,6 @@ jobs:
         with:
           rust-version: '1.70'
           components: rustfmt, clippy
-      - name: Set up project directory
-        run: mkdir -p app/api-token-vault
-      - name: Move to project directory
-        working-directory: ./app/api-token-vault
       - run: cargo build --all-features
       - run: cargo test --all
       - run: cargo clippy --all-features -- -D warnings
@@ -31,9 +27,5 @@ jobs:
         with:
           rust-version: '1.70'
           components: rustfmt
-      - name: Set up project directory
-        run: mkdir -p app/api-token-vault
-      - name: Move to project directory
-        working-directory: ./app/api-token-vault
       - name: Check formatting
         run: cargo fmt -- --check