Upgrade to 0.4 (#64)

* Use new Holonix at 0.4

* Format

* Update Holochain deps

* Bump versions

* Fix compile with new version

* Try alt cache

* Remove sweep

* Include `hc` in CI shell

* Include `lair-keystore` in CI shell

* Format

.github/workflows/test.yaml

@@ -38,20 +38,7 @@ jobs:
           extraPullNames: holochain-ci
           authToken: ${{ secrets.CACHIX_HOLOCHAIN_WIND_TUNNEL }}
 
-      - uses: actions/cache@v4
-        with:
-          path: |
-            .cargo/bin/
-            .cargo/registry/index/
-            .cargo/registry/cache/
-            .cargo/git/db/
-            target/
-            wasm-target/
-          key: "${{ runner.os }}-cargo-${{ hashFiles('**/Cargo.lock') }}"
-
-      - name: Cargo sweep mark for files
-        run: |
-          nix develop .#ci -c bash -c "cargo install cargo-sweep --force && cargo sweep --time 5"
+      - uses: Swatinem/rust-cache@v2
 
       - name: Check scripts
         run: |