diff --git a/.github/actions/extend-space-macos/action.yaml b/.github/actions/extend-space-macos/action.yaml
new file mode 100644
index 00000000..e218f69c
--- /dev/null
+++ b/.github/actions/extend-space-macos/action.yaml
@@ -0,0 +1,166 @@
+# Extends disk space on github hosted runners
+
+name: "Extend space macOS"
+description: "Teases out as much free space as possible"
+
+runs:
+  using: "composite"
+  steps:
+    - name: Extend space macos
+      shell: "bash"
+      run: |
+        set -e
+        set -u
+        set -o pipefail
+
+        # Uninstall Gems.
+        for gem in $(gem list --no-versions | grep -v \
+                                                   -e 'bigdecimal' \
+                                                   -e 'CFPropertyList' \
+                                                   -e 'cmath' \
+                                                   -e 'csv' \
+                                                   -e 'date' \
+                                                   -e 'dbm' \
+                                                   -e 'did_you_mean' \
+                                                   -e 'e2mmap' \
+                                                   -e 'etc' \
+                                                   -e 'fcntl' \
+                                                   -e 'fiddle' \
+                                                   -e 'fileutils' \
+                                                   -e 'forwardable' \
+                                                   -e 'io-console' \
+                                                   -e 'ipaddr' \
+                                                   -e 'irb' \
+                                                   -e 'json' \
+                                                   -e 'libxml-ruby' \
+                                                   -e 'logger' \
+                                                   -e 'matrix' \
+                                                   -e 'minitest' \
+                                                   -e 'mutex_m' \
+                                                   -e 'net-telnet' \
+                                                   -e 'nokogiri' \
+                                                   -e 'openssl' \
+                                                   -e 'ostruct' \
+                                                   -e 'power_assert' \
+                                                   -e 'prime' \
+                                                   -e 'psych' \
+                                                   -e 'rake' \
+                                                   -e 'rexml' \
+                                                   -e 'rdoc' \
+                                                   -e 'rbs' \
+                                                   -e 'rss' \
+                                                   -e 'scanf' \
+                                                   -e 'shell' \
+                                                   -e 'sqlite3' \
+                                                   -e 'stringio' \
+                                                   -e 'strscan' \
+                                                   -e 'sync' \
+                                                   -e 'test-unit' \
+                                                   -e 'thwait' \
+                                                   -e 'tracer' \
+                                                   -e 'typeprof' \
+                                                   -e 'webrick' \
+                                                   -e 'xmlrpc' \
+                                                   -e 'zlib' \
+        ); do
+          sudo gem uninstall --force --all --ignore-dependencies --executables "$gem"
+        done
+
+        # Uninstall Homebrew.
+        brew update
+        sudo rm -rf /usr/local/miniconda &
+        rm -rf /usr/local/lib/node_modules &
+        rm -f /usr/local/bin/terminal-notifier
+        rm -f /usr/local/bin/change_hostname.sh
+        rm -f /usr/local/bin/azcopy
+
+        if which brew &>/dev/null; then
+          eval "$(brew list --formula | xargs -I% echo 'brew uninstall --formula --force --ignore-dependencies "%" &')"
+          eval "$(brew list --cask | xargs -I% echo '{ brew uninstall --cask --force "%"; brew uninstall --cask --zap --force "%"; } &')"
+          brew uninstall --cask --zap --force dotnet &
+          brew uninstall --cask --zap --force adoptopenjdk/openjdk/adoptopenjdk8 &
+          brew uninstall --cask --zap --force mono-mdk &
+          brew uninstall --cask --zap --force xamarin-android &
+          brew uninstall --cask --zap --force xamarin-ios &
+          brew uninstall --cask --zap --force xamarin-mac &
+          wait
+          /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/uninstall.sh)" -- --force
+        fi
+
+        # # Uninstall Xcode and Command Line Tools
+        # mkdir -p /tmp/trash
+        # for trash in /Applications/Xcode*.app /Library/Developer/CommandLineTools; do
+        #   sudo mv "$trash" /tmp/trash/
+        # done
+        # sudo pkgutil --forget com.apple.pkg.CLTools_Executables
+        # sudo xcode-select --reset
+
+        # Clean environment.
+        for trash in ~/.DS_Store \
+                     ~/.Trash/* \
+                     ~/.aliyun \
+                     ~/.android \
+                     ~/.azcopy \
+                     ~/.azure \
+                     ~/.bash_history \
+                     ~/.bash_profile \
+                     ~/.bash_sessions \
+                     ~/.bashrc \
+                     ~/.cabal \
+                     ~/.cache \
+                     ~/.cargo \
+                     ~/.cocoapods \
+                     ~/.composer \
+                     ~/.conda \
+                     ~/.config \
+                     ~/.dotnet \
+                     ~/.fastlane \
+                     ~/.gem \
+                     ~/.ghcup \
+                     ~/.gitconfig \
+                     ~/.gradle \
+                     ~/.local \
+                     ~/.m2 \
+                     ~/.mono \
+                     ~/.npm \
+                     ~/.npmrc \
+                     ~/.nvm \
+                     ~/.oracle_jre_usage \
+                     ~/.packer.d \
+                     ~/.rustup \
+                     ~/.sh_history \
+                     ~/.ssh \
+                     ~/.subversion \
+                     ~/.sqlite_history \
+                     ~/.vcpkg \
+                     ~/.viminfo \
+                     ~/.wget-hsts \
+                     ~/.yarn \
+                     ~/Library/Caches/Homebrew \
+                     ~/Microsoft \
+                     ~/hostedtoolcache \
+                     ~/*.txt; do
+          if [[ -e "$trash" ]]; then
+            mv "$trash" /tmp/trash/
+          fi
+        done
+
+        # Delete broken symlinks.
+        for exe in /usr/local/bin/*; do
+          if [[ -L "$exe" ]] && ! [[ -e "$exe" ]]; then
+            rm "$exe"
+          fi
+        done
+
+        mkdir -p /tmp/trash
+        for pkg in /var/db/receipts/*.plist; do
+          pkg_id="$(basename "${pkg}" .plist)"
+          volume="$(pkgutil --pkg-info "${pkg_id}" | sed -n -e 's/^volume: //p')"
+          location="$(pkgutil --pkg-info "${pkg_id}" | sed -n -e 's/^location: //p')"
+          pkgutil --only-files --files "${pkg_id}" | xargs -I% sudo mv -f "${volume}${location}/%" /tmp/trash/ || true
+          pkgutil --only-dirs --files "${pkg_id}" | xargs -I% sudo rmdir -p "${volume}${location}/%" || true
+          pkgutil --forget "${pkg_id}"
+        done
+
+
+
diff --git a/.github/workflows/release-happ.yaml b/.github/workflows/release-happ.yaml
new file mode 100644
index 00000000..ac396a84
--- /dev/null
+++ b/.github/workflows/release-happ.yaml
@@ -0,0 +1,59 @@
+name: "release-happ"
+on:
+  push:
+    tags:
+      - 'happ-v[0-9]+.[0-9]+.[0-9]+'
+    branches:
+      - develop-0.3
+
+jobs:
+  publish-happ:
+    permissions:
+      contents: write
+    runs-on: ubuntu-22.04
+    outputs:
+      releaseId: ${{ steps.create-release.outputs.id }}
+      appVersion: ${{ steps.version.outputs.APP_VERSION }}
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      # Checks out a copy of your repository on the ubuntu-latest machine
+      - uses: actions/checkout@v3
+
+      - name: Install nix
+        uses: cachix/install-nix-action@v27
+        with:
+          github_access_token: ${{ secrets.GITHUB_TOKEN }}
+          nix_path: nixpkgs=channel:nixos-24.05
+
+      - uses: cachix/cachix-action@v15
+        with:
+          name: holochain-ci
+
+      - uses: cachix/cachix-action@v15
+        with:
+          name: holochain-open-dev
+
+      - uses: cachix/cachix-action@v15
+        with:
+          name: darksoil-studio
+
+      - name: Install and test
+        run: |
+          nix-store --gc
+          nix develop --no-update-lock-file --accept-flake-config --command bash -c "npm install && npm run build:happ"
+
+      - name: Retrieve version
+        run: |
+          echo "APP_VERSION=$(cat src-tauri/tauri.conf.json | grep -oP '(?<="version": ")[^"]*')" >> $GITHUB_OUTPUT
+        id: version
+
+      - id: create-release
+        uses: ncipollo/release-action@v1
+        with:
+          allowUpdates: true
+          artifacts: "workdir/relay.happ"
+          body: "See assets below to download and install this version."
+          name: Relay hApp v${{ steps.version.outputs.APP_VERSION }}
+          tag: happ-v${{ steps.version.outputs.APP_VERSION }}
+          prerelease: true
+          draft: false
diff --git a/.github/workflows/release-tauri-app.yaml b/.github/workflows/release-tauri-app.yaml
index 9af5d4e8..6e12e0b4 100644
--- a/.github/workflows/release-tauri-app.yaml
+++ b/.github/workflows/release-tauri-app.yaml
@@ -3,16 +3,73 @@ on:
   push:
     tags:
       - 'v[0-9]+.[0-9]+.[0-9]+'
-      - 'v[0-9]+.[0-9]+.[0-9]+-[a-z-]+.[0-9]+'
+    branches:
+      - develop-0.3
 
 jobs:
-  publish-happ:
-    permissions:
-      contents: write
-    runs-on: ubuntu-22.04
+  release-tauri-app-linux:
+    permissions: write-all
     outputs:
-      releaseId: ${{ steps.create-release.outputs.id }}
-      appVersion: ${{ steps.version.outputs.APP_VERSION }}
+      releaseId: ${{ steps.build-app.outputs.releaseId }}
+
+    runs-on: ubuntu-22.04
+    steps:
+
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      # Checks out a copy of your repository on the ubuntu-latest machine
+      - uses: actions/checkout@v3
+
+      - name: setup node
+        uses: actions/setup-node@v1
+        with:
+          node-version: 20
+
+      - name: install Rust stable
+        uses: actions-rs/toolchain@v1
+        with:
+          override: true
+          toolchain: 1.80.1
+
+      - name: install Go stable
+        uses: actions/setup-go@v4
+        with:
+          go-version: "stable"
+
+      - name: install dependencies (ubuntu only)
+        run: |
+          sudo apt update
+          sudo apt install libwebkit2gtk-4.1-dev \
+            build-essential \
+            curl \
+            wget \
+            file \
+            libxdo-dev \
+            libssl-dev \
+            libayatana-appindicator3-dev \
+            librsvg2-dev
+
+      - name: Install and prepare
+        run: |
+          npm install
+          npm run setup:happ-release
+
+      - id: build-app
+        uses: tauri-apps/tauri-action@v0
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          tagName: Relay-v__VERSION__ # the action automatically replaces \_\_VERSION\_\_ with the app version.
+          releaseName: 'Relay v__VERSION__'
+          releaseBody: 'See the assets to download this version and install.'
+          releaseDraft: true
+          prerelease: false
+
+  release-tauri-app-android:
+    permissions: write-all
+    needs: release-tauri-app-linux
+    environment: Relay Release
+
+    runs-on: 'ubuntu-22.04' 
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
       # Checks out a copy of your repository on the ubuntu-latest machine
@@ -22,118 +79,132 @@ jobs:
         uses: ./.github/actions/extend-space
 
       - name: Install nix
-        uses: cachix/install-nix-action@v18
+        uses: cachix/install-nix-action@v27
         with:
-          install_url: https://releases.nixos.org/nix/nix-2.13.3/install
-          extra_nix_config: |
-            experimental-features = flakes nix-command
+          github_access_token: ${{ secrets.GITHUB_TOKEN }}
+          nix_path: nixpkgs=channel:nixos-24.05
 
-      - uses: cachix/cachix-action@v12
+      - uses: cachix/cachix-action@v15
         with:
           name: holochain-ci
 
-      - uses: cachix/cachix-action@v12
+      - uses: cachix/cachix-action@v15
+        with:
+          name: holochain-open-dev
+
+      - uses: cachix/cachix-action@v15
         with:
           name: darksoil-studio
 
-      - name: Install and test
+      - name: Install and prepare
         run: |
-          nix-store --gc
-          nix develop --command bash -c "npm i && npm run build:happ"
+          nix develop --no-update-lock-file --command npm install && npm run setup:happ-release
 
-      - name: Retrieve version
+      - name: setup Android signing
         run: |
-          echo "APP_VERSION=$(cat src-tauri/tauri.conf.json | grep -oP '(?<="version": ")[^"]*')" >> $GITHUB_OUTPUT
-        id: version
-
-      - id: create-release
-        uses: ncipollo/release-action@v1
-        with:
-          allowUpdates: true
-          artifacts: "workdir/relay.happ"
-          body: "See assets below to download and install this version."
-          name: Volla Messages v${{ steps.version.outputs.APP_VERSION }}
-          tag: v${{ steps.version.outputs.APP_VERSION }}
-          prerelease: true
-          draft: true
-
-  release-tauri-app:
-    needs: publish-happ
-    strategy:
-      fail-fast: false
-      matrix:
-        platform: [windows-2019, macos-11, ubuntu-22.04]
-    env:
-      MACOSX_DEPLOYMENT_TARGET: 10.13
+          cd src-tauri/gen/android
+          echo "keyAlias=${{ secrets.ANDROID_KEY_ALIAS }}" > keystore.properties
+          echo "password=${{ secrets.ANDROID_KEY_PASSWORD }}" >> keystore.properties
+          base64 -d <<< "${{ secrets.ANDROID_KEY_BASE64 }}" > $RUNNER_TEMP/keystore.jks
+          echo "storeFile=$RUNNER_TEMP/keystore.jks" >> keystore.properties
 
-    runs-on: ${{ matrix.platform }}
+      - name: Build android APKs
+        run: |
+          nix develop .#androidDev --no-update-lock-file --command bash -c "npm run tauri android build -- --apk --split-per-abi --target aarch64 --target i686 --target x86_64"
+
+      - uses: AButler/upload-release-assets@v3.0
+        with:
+          files: src-tauri/gen/android/app/build/outputs/apk/*/release/app-*
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+          release-id: ${{ needs.release-tauri-app-linux.outputs.releaseId }}
+
+  release-tauri-app-windows:
+    permissions: write-all
+
+    runs-on: windows-latest
     steps:
-      - name: Support longpaths
-        if: matrix.platform != 'ubuntu-22.04'
-        run: git config --system core.longpaths true
 
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
       # Checks out a copy of your repository on the ubuntu-latest machine
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
 
       - name: setup node
         uses: actions/setup-node@v1
         with:
           node-version: 20
+
       - name: install Rust stable
         uses: actions-rs/toolchain@v1
         with:
           override: true
-          toolchain: stable
+          toolchain: 1.80.1
 
       - name: install Go stable
         uses: actions/setup-go@v4
         with:
           go-version: "stable"
 
-      - name: install dependencies (ubuntu only)
-        if: matrix.platform == 'ubuntu-22.04'
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y libwebkit2gtk-4.0-dev \
-            build-essential \
-            curl \
-            wget \
-            file \
-            libssl-dev \
-            libgtk-3-dev \
-            libayatana-appindicator3-dev \
-            librsvg2-dev \
-            javascriptcoregtk-4.1 \
-            libsoup-3.0 \
-            webkit2gtk-4.1
-
       - name: Install and prepare
         run: |
           npm install
+          npm run setup:happ-release
 
-      - name: Print version
-        run: |
-          echo "The Version was: ${{ needs.publish-happ.outputs.appVersion }}"
-        id: print-version
-
-      - name: Download release of the .happ
-        id: release_data
-        uses: KevinRohn/github-full-release-data@v2
+      - name: build the app
+        uses: tauri-apps/tauri-action@v0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
-          repository: "holochain-apps/relay"
-          token: ${{ secrets.GITHUB_TOKEN }}
-          version: v${{ needs.publish-happ.outputs.appVersion }}
-          asset-file: '*.happ'
-          asset-output: 'workdir/'
+          tagName: Relay-v__VERSION__ # the action automatically replaces \_\_VERSION\_\_ with the app version.
+          releaseName: 'Relay v__VERSION__'
+          releaseBody: 'See the assets to download this version and install.'
+          releaseDraft: true
+          prerelease: false
+
+  release-tauri-app-macos:
+    permissions: write-all
+
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - platform: 'macos-latest' # for Arm based macs (M1 and above).
+          - platform: 'macos-13' # for Intel based macs.
+          # - platform: 'ubuntu-22.04' 
+
+    runs-on: ${{ matrix.platform }}
+    steps:
+      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
+      # Checks out a copy of your repository on the ubuntu-latest machine
+      - uses: actions/checkout@v3
+
+      - name: setup node
+        uses: actions/setup-node@v1
+        with:
+          node-version: 20
+
+      - name: install Rust stable
+        uses: actions-rs/toolchain@v1
+        with:
+          override: true
+          toolchain: 1.80.1
+
+      - name: install Go stable
+        uses: actions/setup-go@v4
+        with:
+          go-version: stable
+
+      - name: Install and prepare
+        run: |
+          npm install
+          npm run setup:happ-release
 
       - name: build the app
         uses: tauri-apps/tauri-action@v0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
         with:
-          releaseId: ${{ needs.publish-happ.outputs.releaseId }}
+          tagName: Relay-v__VERSION__ # the action automatically replaces \_\_VERSION\_\_ with the app version.
+          releaseName: 'Relay v__VERSION__'
+          releaseBody: 'See the assets to download this version and install.'
           releaseDraft: true
-          prerelease: true
+          prerelease: false
diff --git a/README.md b/README.md
index ddbb51be..204f62f1 100644
--- a/README.md
+++ b/README.md
@@ -29,6 +29,15 @@ Volla Messages is a Holochain application deployed using [p2pShipyard](https://d
 `npm run tauri android build`
 `adb -s device install /path/to/relay.apk`
 
+### Testing with a .happ release 
+
+To test with the released version of the `.happ`, run:
+
+`nix develop`
+`npm run setup:happ-release`
+`AGENTS=2 npm run network`
+
+The `.happ` release that is downloaded with this script can be changed in the `setup:happ-release` script in the [package.json](./package.json).
 
 ## License
 
diff --git a/package.json b/package.json
index 66d995f0..b4cb9868 100644
--- a/package.json
+++ b/package.json
@@ -2,18 +2,16 @@
   "name": "volla_messages",
   "version": "0.7.0-beta",
   "private": true,
-  "workspaces": [
-    "ui"
-  ],
+  "workspaces": ["ui"],
   "scripts": {
-    "start": "AGENTS=2 npm run network",
+    "start": "npm run build:happ && AGENTS=2 npm run network",
     "spin": "AGENTS=2 npm run spin-network",
     "dev": "VITE_ADMIN_PORT=$(port) VITE_APP_PORT=$(port) SIGNAL_PORT=$(port) BOOTSTRAP_PORT=$(port) UI_PORT=8888 npm run x",
     "x": "hc s clean &&  npm run build:happ && UI_PORT=8888 concurrently \"npm start -w ui\" \"npm run start:happ\" \"hc run-local-services -b $BOOTSTRAP_PORT -s $SIGNAL_PORT\"",
     "tool-dev": " UI_PORT=8888 npm run tool-devy",
     "tool-devy": "concurrently \"npm start -w ui\" \"sleep 1 && we-dev-cli --agent-idx 1 --dev-config we_dev/config.ts\" \"sleep 10 && we-dev-cli --agent-idx 2 --dev-config we_dev/config.ts\"",
     "tool-devx": "BPORT=46263 SPORT=46262; concurrently \"hc run-local-services -b $BPORT -s $SPORT\" \"npm start -w ui\" \"./we_dev/we.AppImage  --dev-config we_dev/config.json --agent-num 1 -b http://127.0.0.1:$BPORT -s ws://127.0.0.1:$SPORT\" \"sleep 10 && ./we_dev/we.AppImage --dev-config we_dev/config.json --agent-num 2 -b http://127.0.0.1:$BPORT -s ws://127.0.0.1:$SPORT\"",
-    "network": "npm run build:happ && BOOTSTRAP_PORT=$(port) SIGNAL_PORT=$(port) INTERNAL_IP=$(internal-ip --ipv4) concurrently -k \"npm run local-services\" \"UI_PORT=1420 npm run -w ui start\" \"npm run launch\"",
+    "network": "BOOTSTRAP_PORT=$(port) SIGNAL_PORT=$(port) INTERNAL_IP=$(internal-ip --ipv4) concurrently -k \"npm run local-services\" \"UI_PORT=1420 npm run -w ui start\" \"npm run launch\"",
     "spin-network": "hc s clean && npm run build:happ && UI_PORT=1420 concurrently \"npm start -w ui\" \"npm run spin:happ\" \"holochain-playground\"",
     "test": "npm run build:zomes && hc app pack workdir --recursive && npm t -w tests",
     "launch:happ": "concurrently \"hc run-local-services --bootstrap-port $BOOTSTRAP_PORT --signal-port $SIGNAL_PORT\" \"echo pass | RUST_LOG=warn hc launch --piped -n $AGENTS workdir/relay.happ --ui-port $UI_PORT network --bootstrap http://127.0.0.1:\"$BOOTSTRAP_PORT\" webrtc ws://127.0.0.1:\"$SIGNAL_PORT\"\"",
@@ -26,7 +24,8 @@
     "network:android": "npm run build:happ && BOOTSTRAP_PORT=$(port) SIGNAL_PORT=$(port) INTERNAL_IP=$(internal-ip --ipv4) concurrently -k \"npm run local-services\" \"UI_PORT=1420 npm run -w ui start\" \"npm run tauri android dev\" \"npm run tauri dev\"",
     "start:android": "npm run build:happ && BOOTSTRAP_PORT=$(port) SIGNAL_PORT=$(port) INTERNAL_IP=$(internal-ip --ipv4) concurrently -k \"npm run local-services\" \"UI_PORT=1420 npm run -w ui start\" \"npm run tauri android dev\"",
     "launch": "concurrently-repeat \"npm run tauri dev\" $AGENTS",
-    "tauri": "tauri"
+    "tauri": "tauri",
+    "setup:happ-release": "curl -L https://github.com/holochain-apps/relay/releases/download/v0.7.0-beta/relay-0.7.0-beta.happ -o workdir/relay.happ"
   },
   "devDependencies": {
     "@holochain-playground/cli": "^0.2.0",