diff --git a/.github/workflows/build-compare-dnas-integrity.yaml b/.github/workflows/build-compare-dnas-integrity.yaml
new file mode 100644
index 0000000..8a52878
--- /dev/null
+++ b/.github/workflows/build-compare-dnas-integrity.yaml
@@ -0,0 +1,38 @@
+name: "build-compare-dnas-integrity"
+on:
+  # Trigger the workflow on push or pull request,
+  # but only for the main branch
+  push: 
+    branches: [ main ]
+
+jobs:
+  build-and-cache:
+    strategy:
+      matrix:
+        os: [ubuntu-latest, macos-latest]
+
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - uses: actions/checkout@v4
+
+        uses: cachix/install-nix-action@v27
+        with:
+          github_access_token: ${{ secrets.GITHUB_TOKEN }}
+          nix_path: nixpkgs=channel:nixos-24.05
+
+      - uses: cachix/cachix-action@v15
+        with:
+          name: holochain-ci
+
+      - uses: cachix/cachix-action@v15
+        with:
+          name: holochain-open-dev
+
+      - name: Build compare-dnas-integrity
+        env:
+          CACHIX_AUTH_TOKEN: "${{ secrets.CACHIX_TOKEN_HOLOCHAIN_OPEN_DEV }}"
+        run: |
+          cachix watch-exec holochain-open-dev -- nix build --no-update-lock-file --accept-flake-config -L .#compare-dnas-integrity 
+          cachix push holochain-open-dev $(nix path-info --json --accept-flake-config --no-warn-dirty .#compare-dnas-integrity | nix run nixpkgs#jq -- -r 'keys[0]')
+          cachix pin holochain-open-dev compare-dnas-integrity $(nix path-info --json --accept-flake-config --no-warn-dirty .#compare-dnas-integrity | nix run nixpkgs#jq -- -r 'keys[0]')
diff --git a/.github/workflows/build-scaffold-remote-zome.yml b/.github/workflows/build-scaffold-remote-zome.yml
index 9f7da78..80be453 100644
--- a/.github/workflows/build-scaffold-remote-zome.yml
+++ b/.github/workflows/build-scaffold-remote-zome.yml
@@ -16,16 +16,16 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Install nix
-        uses: cachix/install-nix-action@v25
+        uses: cachix/install-nix-action@v27
         with:
-          nix_path: nixpkgs=channel:nixos-unstable
+          github_access_token: ${{ secrets.GITHUB_TOKEN }}
+          nix_path: nixpkgs=channel:nixos-24.05
 
-      - uses: cachix/cachix-action@v14
+      - uses: cachix/cachix-action@v15
         with:
           name: holochain-ci
 
-      - uses: cachix/cachix-action@v14
+      - uses: cachix/cachix-action@v15
         with:
           name: holochain-open-dev
 
@@ -33,6 +33,6 @@ jobs:
         env:
           CACHIX_AUTH_TOKEN: "${{ secrets.CACHIX_TOKEN_HOLOCHAIN_OPEN_DEV }}"
         run: |
-          nix build -L .#scaffold-remote-zome
-          cachix push holochain-open-dev $(nix path-info .#scaffold-remote-zome)
-          cachix pin holochain-open-dev scaffold-remote-zome $(nix path-info .#scaffold-remote-zome)
+          cachix watch-exec holochain-open-dev -- nix build --no-update-lock-file --accept-flake-config -L .#scaffold-remote-zome
+          cachix push holochain-open-dev $(nix path-info --json --accept-flake-config --no-warn-dirty .#scaffold-remote-zome | nix run nixpkgs#jq -- -r 'keys[0]')
+          cachix pin holochain-open-dev scaffold-remote-zome $(nix path-info --json --accept-flake-config --no-warn-dirty .#scaffold-remote-zome | nix run nixpkgs#jq -- -r 'keys[0]')
diff --git a/.github/workflows/build-sync-npm-git-dependencies-with-nix.yml b/.github/workflows/build-sync-npm-git-dependencies-with-nix.yml
index 45fd7a0..7e35006 100644
--- a/.github/workflows/build-sync-npm-git-dependencies-with-nix.yml
+++ b/.github/workflows/build-sync-npm-git-dependencies-with-nix.yml
@@ -18,27 +18,23 @@ jobs:
     steps:
       - uses: actions/checkout@v4
 
-      - name: Install nix
-        uses: cachix/install-nix-action@v25
+        uses: cachix/install-nix-action@v27
         with:
-          nix_path: nixpkgs=channel:nixos-unstable
+          github_access_token: ${{ secrets.GITHUB_TOKEN }}
+          nix_path: nixpkgs=channel:nixos-24.05
 
-      - uses: cachix/cachix-action@v14
+      - uses: cachix/cachix-action@v15
         with:
           name: holochain-ci
 
-      - uses: cachix/cachix-action@v14
+      - uses: cachix/cachix-action@v15
         with:
           name: holochain-open-dev
 
       - name: Build sync-npm-git-dependencies-with-nix
-        run: |
-          nix build -L .#sync-npm-git-dependencies-with-nix
-
-      - name: Cache sync-npm-git-dependencies-with-nix
-        if: github.event_name != 'pull_request'
         env:
           CACHIX_AUTH_TOKEN: "${{ secrets.CACHIX_TOKEN_HOLOCHAIN_OPEN_DEV }}"
         run: |
-          cachix push holochain-open-dev $(nix path-info .#sync-npm-git-dependencies-with-nix)
-          cachix pin holochain-open-dev sync-npm-git-dependencies-with-nix $(nix path-info .#sync-npm-git-dependencies-with-nix)
+          cachix watch-exec holochain-open-dev -- nix build --no-update-lock-file --accept-flake-config -L .#sync-npm-git-dependencies-with-nix 
+          cachix push holochain-open-dev $(nix path-info --json --accept-flake-config --no-warn-dirty .#sync-npm-git-dependencies-with-nix | nix run nixpkgs#jq -- -r 'keys[0]')
+          cachix pin holochain-open-dev sync-npm-git-dependencies-with-nix $(nix path-info --json --accept-flake-config --no-warn-dirty .#sync-npm-git-dependencies-with-nix | nix run nixpkgs#jq -- -r 'keys[0]')