Add a CI workflow to build native apps

.github/actions/install-android/action.yml

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+name: Android
+description: Manage your Android environment
+author: David Myers
+inputs:
+  ndk-version:
+    description: The version of the Android NDK to install.
+    required: false
+    default: r26d
+outputs:
+  ndk-path:
+    description: The Android NDK path.
+    value: ${{ steps.install-ndk.outputs.ndk-path }}
+runs:
+  using: composite
+  steps:
+    - name: Install Java
+      uses: ./.github/actions/install-java
+    - name: Install Android SDK
+      uses: android-actions/setup-android@v3
+    - name: Install Android NDK
+      id: install-ndk
+      uses: nttld/setup-ndk@v1
+      with:
+        link-to-sdk: true
+        ndk-version: ${{ inputs.ndk-version }}
+    - name: Set the NDK_HOME environment variable
+      shell: bash
+      run: |
+        echo "NDK_HOME=${{ steps.install-ndk.outputs.ndk-path }}" >> $GITHUB_ENV

.github/actions/install-certificates/action.yml

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+name: Certificates
+description: Manage your signing certificates
+author: David Myers
+inputs:
+  certificate:
+    description: A base64-encoded signing certificate.
+    required: true
+  certificate-password:
+    description: The password for the signing certificate.
+    required: false
+    default:
+  certificate-regex:
+    description: A regular expression to match the signing certificate.
+    required: false
+    default: Apple Distribution
+  keychain:
+    description: The name of the keychain to create.
+    required: false
+    default: default.keychain
+  keychain-password:
+    description: The password for the keychain.
+    required: false
+    default: default-password
+outputs:
+  certificate-id:
+    description: The ID of the imported certificate.
+    value: ${{ steps.export-certificate.outputs.certificate-id }}
+runs:
+  using: composite
+  steps:
+    - name: Create keychain
+      shell: bash
+      run: |
+        security create-keychain -p "${{ inputs.keychain-password }}" ${{ inputs.keychain }}
+        security default-keychain -s ${{ inputs.keychain }}
+        security unlock-keychain -p "${{ inputs.keychain-password }}" ${{ inputs.keychain }}
+        security set-keychain-settings -lu ${{ inputs.keychain }}
+        security show-keychain-info ${{ inputs.keychain }}
+    - name: Import signing certificate
+      shell: bash
+      run: |
+        echo ${{ inputs.certificate }} | base64 --decode > certificate.p12
+        security import certificate.p12 -k ${{ inputs.keychain }} -P "${{ inputs.certificate-password }}" -T /usr/bin/codesign
+        security set-key-partition-list -S apple:,apple-tool:,codesign: -s -k "${{ inputs.keychain-password }}" ${{ inputs.keychain }}
+        security find-identity -v -p codesigning ${{ inputs.keychain }}
+    - name: Export certificate
+      id: export-certificate
+      shell: bash
+      run: |
+        set -x
+        MOBILE_CERT_INFO=$(security find-identity -v -p codesigning ${{ inputs.keychain }} | grep -E "${{ inputs.certificate-regex }}")
+        MOBILE_CERT_ID=$(echo "$MOBILE_CERT_INFO" | awk -F'"' '{print $2}')
+        echo "certificate-id=$MOBILE_CERT_ID" >> $GITHUB_OUTPUT

.github/actions/install-java/action.yml

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+name: Java
+description: Manage your Java environment
+author: David Myers
+inputs:
+  distribution:
+    description: The distribution of Java to install.
+    required: false
+    default: zulu
+  version:
+    description: The version of Java to install.
+    required: false
+    default: 17
+runs:
+  using: composite
+  steps:
+    - name: Install Java
+      uses: actions/setup-java@v4
+      with:
+        distribution: ${{ inputs.distribution }}
+        java-version: ${{ inputs.version }}

.github/actions/install-node/action.yml

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+name: Node.js
+description: Manage your Node.js environment
+author: David Myers
+inputs:
+  version:
+    description: The version of Node.js to install.
+    required: false
+    default: 18
+runs:
+  using: composite
+  steps:
+    - name: Install Node.js
+      uses: actions/setup-node@v4
+      with:
+        node-version: ${{ inputs.version }}
+    - name: Install PNPM
+      uses: pnpm/action-setup@v4
+      with:
+        run_install: false
+    - name: Set PNPM store path
+      shell: bash
+      run: |
+        echo "STORE_PATH=$(pnpm store path --silent)" >> $GITHUB_ENV
+    - name: Setup pnpm cache
+      uses: actions/cache@v4
+      with:
+        key: v1-${{ runner.os }}-pnpm-store-${{ hashFiles('**/pnpm-lock.yaml') }}
+        path: |
+          ${{ env.STORE_PATH }}
+        restore-keys: v1-${{ runner.os }}-pnpm-store-
+    - name: Install project dependencies
+      shell: bash
+      run: pnpm install --shamefully-hoist

.github/actions/install-rust/action.yml

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+name: Rust
+description: Manage your Rust environment
+author: David Myers
+inputs:
+  targets:
+    description: The targets to install.
+    required: false
+  toolchain:
+    # https://rust-lang.github.io/rustup/concepts/toolchains.html
+    description: The toolchain to install. Defaults to stable.
+    required: false
+    default: stable
+runs:
+  using: composite
+  steps:
+    - name: Install Rust
+      # https://github.com/crusty-pie/toolchain
+      uses: crusty-pie/toolchain@v1
+      with:
+        targets: ${{ inputs.targets }}
+        toolchain: ${{ inputs.toolchain }}

.github/actions/install-tauri/action.yml

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+name: Tauri
+description: Manage your Tauri environment
+author: David Myers
+runs:
+  using: composite
+  steps:
+    - name: Install Tauri dependencies
+      if: runner.os == 'Linux'
+      shell: bash
+      run: |
+        sudo apt-get update
+        sudo apt-get install -y libappindicator3-dev librsvg2-dev libwebkit2gtk-4.1-dev patchelf

.github/actions/install-xcode/action.yml

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+name: Xcode
+description: Manage your Xcode environment
+author: David Myers
+inputs:
+  version:
+    description: The version of Xcode to install.
+    required: false
+    default: latest-stable
+runs:
+  using: composite
+  steps:
+    - name: Install Xcode
+      if: runner.os == 'macOS'
+      # https://github.com/maxim-lobanov/setup-xcode
+      uses: maxim-lobanov/setup-xcode@v1
+      with:
+        xcode-version: ${{ inputs.version }}