diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 9d20203..65cc732 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -23,32 +23,15 @@ jobs:
 
 
     - name: Fetch source code
-      uses: actions/checkout@v2
+      uses: actions/checkout@v3
     - name: Use Nix
-      uses: cachix/install-nix-action@v16
-      with:
-        nix_path: nixpkgs=channel:nixos-21.05
-    - name: Use Node.js ${{ matrix.node-version }}
-      uses: actions/setup-node@v1
-      with:
-        node-version: ${{ matrix.node-version }}
-    - name: Configure Nix substituters
-      run: |
-        set -xe
-        mkdir -p ~/.config/nix/
-        cp ./.github/nix.conf ~/.config/nix/
+      uses: cachix/install-nix-action@v22
     - name: Use cachix
-      uses: cachix/cachix-action@v10
+      uses: cachix/cachix-action@v12
       with:
         name: holochain-ci
-
-    - name: Prepare Nix environment
-      run: |
-          nix-env -iA cachix -f https://cachix.org/api/v1/install
-          cachix use holochain-ci
-          nix-shell --command "echo Completed"
-
     - name: run-tests
       run: |
-        cd $GITHUB_WORKSPACE
-        nix-shell . --run "npm ci && npm run test"
+        nix develop  --command npm install
+        nix develop  --command npm ci
+        nix develop  --command npm run test
diff --git a/flake.lock b/flake.lock
index cca2bd7..6a6cf17 100644
--- a/flake.lock
+++ b/flake.lock
@@ -74,6 +74,22 @@
         "type": "github"
       }
     },
+    "empty": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1683792623,
+        "narHash": "sha256-pQpattmS9VmO3ZIQUFn66az8GSmB4IvYhTTCFn6SUmo=",
+        "owner": "steveej",
+        "repo": "empty",
+        "rev": "8e328e450e4cd32e072eba9e99fe92cf2a1ef5cf",
+        "type": "github"
+      },
+      "original": {
+        "owner": "steveej",
+        "repo": "empty",
+        "type": "github"
+      }
+    },
     "flake-compat": {
       "flake": false,
       "locked": {
@@ -139,12 +155,15 @@
       }
     },
     "flake-utils_2": {
+      "inputs": {
+        "systems": "systems"
+      },
       "locked": {
-        "lastModified": 1659877975,
-        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
+        "lastModified": 1681202837,
+        "narHash": "sha256-H+Rh19JDwRtpVPAWp64F+rlEtxUWBAQW28eAi3SRSzg=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
+        "rev": "cfacdce06f30d2b68473a46042957675eebb3401",
         "type": "github"
       },
       "original": {
@@ -159,22 +178,20 @@
         "cargo-rdme": "cargo-rdme",
         "crane": "crane",
         "crate2nix": "crate2nix",
+        "empty": "empty",
         "flake-compat": "flake-compat_2",
         "flake-parts": "flake-parts",
         "holochain": [
           "holochain",
-          "versions",
-          "holochain"
+          "empty"
         ],
         "lair": [
           "holochain",
-          "versions",
-          "lair"
+          "empty"
         ],
         "launcher": [
           "holochain",
-          "versions",
-          "launcher"
+          "empty"
         ],
         "nix-filter": "nix-filter",
         "nixpkgs": "nixpkgs",
@@ -182,17 +199,18 @@
         "rust-overlay": "rust-overlay_2",
         "scaffolding": [
           "holochain",
-          "versions",
-          "scaffolding"
+          "empty"
         ],
-        "versions": "versions"
+        "versions": [
+          "versions"
+        ]
       },
       "locked": {
-        "lastModified": 1678895419,
-        "narHash": "sha256-KEQlBArDxYKzZiFB6SkCa71ilKoUPpXUA2/iXSAzvEk=",
+        "lastModified": 1692140385,
+        "narHash": "sha256-myB5UrBsrosCQvX7DCssv4WFF94HVjCYWs5NKAM+Cws=",
         "owner": "holochain",
         "repo": "holochain",
-        "rev": "ed3c844672a42a8eb881ca2457513c90da5f1219",
+        "rev": "323d94faab28cd6c002ab20d20853560b59500e0",
         "type": "github"
       },
       "original": {
@@ -204,16 +222,16 @@
     "holochain_2": {
       "flake": false,
       "locked": {
-        "lastModified": 1675455504,
-        "narHash": "sha256-619bpPtO0IUSzPzLNzHERuvqGblpjO65rsw3jdxoEkQ=",
+        "lastModified": 1686257124,
+        "narHash": "sha256-SvXGHOr96ob/NfQCeVJ2J4LWc83qkZn+/pnE9qVNB+I=",
         "owner": "holochain",
         "repo": "holochain",
-        "rev": "ed5b7bb461c2a8bfd4d2633bad604a20b8f2da03",
+        "rev": "db5b8b27da3bf296958c3bf54ac3950dc60a39c8",
         "type": "github"
       },
       "original": {
         "owner": "holochain",
-        "ref": "holochain-0.1.3",
+        "ref": "holochain-0.1.5",
         "repo": "holochain",
         "type": "github"
       }
@@ -221,16 +239,16 @@
     "lair": {
       "flake": false,
       "locked": {
-        "lastModified": 1670953460,
-        "narHash": "sha256-cqOr7iWzsNeomYQiiFggzG5Dr4X0ysnTkjtA8iwDLAQ=",
+        "lastModified": 1682356264,
+        "narHash": "sha256-5ZYJ1gyyL3hLR8hCjcN5yremg8cSV6w1iKCOrpJvCmc=",
         "owner": "holochain",
         "repo": "lair",
-        "rev": "cbfbefefe43073904a914c8181a450209a74167b",
+        "rev": "43be404da0fd9d57bf4429c44def405bd6490f61",
         "type": "github"
       },
       "original": {
         "owner": "holochain",
-        "ref": "lair_keystore-v0.2.3",
+        "ref": "lair_keystore-v0.2.4",
         "repo": "lair",
         "type": "github"
       }
@@ -269,11 +287,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1678654296,
-        "narHash": "sha256-aVfw3ThpY7vkUeF1rFy10NAkpKDS2imj3IakrzT0Occ=",
+        "lastModified": 1686869522,
+        "narHash": "sha256-tbJ9B8WLCTnVP/LwESRlg0dII6Zyg2LmUU/mB9Lu98E=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "5a1dc8acd977ff3dccd1328b7c4a6995429a656b",
+        "rev": "7c67f006ea0e7d0265f16d7df07cc076fdffd91f",
         "type": "github"
       },
       "original": {
@@ -322,7 +340,8 @@
         "nixpkgs": [
           "holochain",
           "nixpkgs"
-        ]
+        ],
+        "versions": "versions"
       }
     },
     "rust-overlay": {
@@ -361,11 +380,11 @@
         ]
       },
       "locked": {
-        "lastModified": 1678847038,
-        "narHash": "sha256-69Tqu2GHOo/naYe2GHUFlyUOs5xC3eHc1Gyru/WShps=",
+        "lastModified": 1692065371,
+        "narHash": "sha256-1uKLJT89aDS2IlT5oM9vOe6yL34teNvs+b6DZNA5RAM=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "35f8293d6e58d14c6255d40be7bed3389d08701a",
+        "rev": "4ea85def89eceac6b5e327fd3628dcb9ba5add2e",
         "type": "github"
       },
       "original": {
@@ -377,11 +396,11 @@
     "scaffolding": {
       "flake": false,
       "locked": {
-        "lastModified": 1677514461,
-        "narHash": "sha256-xflYnH6whXRqXFAqY2MHVXTWWcesn9OzZuyNhdXjsgo=",
+        "lastModified": 1692137048,
+        "narHash": "sha256-YfW4pthiUXJbP0ribr0fvCo9P/cB7xfhpB8MwfQ/JLI=",
         "owner": "holochain",
         "repo": "scaffolding",
-        "rev": "c245d306110f3a5408f1dbe15d6a3725884ef3f4",
+        "rev": "104a269d91c8935ded04c44f950b055b0ad39f94",
         "type": "github"
       },
       "original": {
@@ -391,6 +410,21 @@
         "type": "github"
       }
     },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    },
     "versions": {
       "inputs": {
         "holochain": "holochain_2",
@@ -400,11 +434,11 @@
       },
       "locked": {
         "dir": "versions/0_1",
-        "lastModified": 1679465852,
-        "narHash": "sha256-NPTidQcJn6XTmGXxN9ue2DEJqzcgmTzGtmmi8KITVJc=",
+        "lastModified": 1692140385,
+        "narHash": "sha256-myB5UrBsrosCQvX7DCssv4WFF94HVjCYWs5NKAM+Cws=",
         "owner": "holochain",
         "repo": "holochain",
-        "rev": "f6e8935c46f68f4a5ed6400838afa6a99b62e276",
+        "rev": "323d94faab28cd6c002ab20d20853560b59500e0",
         "type": "github"
       },
       "original": {
diff --git a/flake.nix b/flake.nix
index fe9ac21..72e8f27 100644
--- a/flake.nix
+++ b/flake.nix
@@ -4,9 +4,10 @@
   inputs = {
     nixpkgs.follows = "holochain/nixpkgs";
 
+    versions.url = "github:holochain/holochain/?dir=versions/0_1";
     holochain = {
       url = "github:holochain/holochain";
-      inputs.versions.url = "github:holochain/holochain/?dir=versions/0_1";
+      inputs.versions.follows = "versions";
     };
   };
 
@@ -32,4 +33,4 @@
 };
           };
       };
-}
\ No newline at end of file
+}