diff --git a/.github/workflows/profile-release.yml b/.github/workflows/profile-release.yml
index a8cf9b35..1e88bd53 100644
--- a/.github/workflows/profile-release.yml
+++ b/.github/workflows/profile-release.yml
@@ -420,10 +420,59 @@ jobs:
                   done < ./.env
                   echo "✅ Export complete"
 
-            - name: Install ImageMagick (Ubuntu)
+            - name: Install ImageMagick & Ninja (Ubuntu)
               run: |
                   sudo apt-get update
-                  sudo apt-get install -y imagemagick
+                  sudo apt-get install -y imagemagick ninja-build
+
+            - name: Ensure Android SDK/NDK/CMake toolchain
+              shell: bash
+              env:
+                  ANDROID_SDK_ROOT: /usr/local/lib/android/sdk
+              run: |
+                  set -e
+
+                  # Find a working sdkmanager (latest if present, else first found)
+                  if [ -x "$ANDROID_SDK_ROOT/cmdline-tools/latest/bin/sdkmanager" ]; then
+                    SDKMGR="$ANDROID_SDK_ROOT/cmdline-tools/latest/bin/sdkmanager"
+                  else
+                    SDKMGR=$(ls -1d "$ANDROID_SDK_ROOT/cmdline-tools"/*/bin/sdkmanager 2>/dev/null | head -n1 || true)
+                    if [ -z "$SDKMGR" ]; then
+                      echo "No cmdline-tools found; installing 'cmdline-tools;latest' with the preinstalled sdkmanager..."
+                      # Use the prebundled sdkmanager path on GH runners
+                      SDKMGR="$ANDROID_SDK_ROOT/cmdline-tools/bin/sdkmanager"
+                      "$SDKMGR" "cmdline-tools;latest"
+                      SDKMGR="$ANDROID_SDK_ROOT/cmdline-tools/latest/bin/sdkmanager"
+                    fi
+                  fi
+
+                  echo "Using sdkmanager at: $SDKMGR"
+
+                  # Accept licenses; don't fail on SIGPIPE from 'yes'
+                  yes | "$SDKMGR" --licenses >/dev/null 2>&1 || true
+
+                  # Helper: install component if missing
+                  need() {
+                    local p="$1"
+                    if ! "$SDKMGR" --list_installed | grep -q "^  $p$"; then
+                      echo "Installing $p"
+                      "$SDKMGR" "$p"
+                    else
+                      echo "✓ $p already installed"
+                    fi
+                  }
+
+                  # Match root gradle pins
+                  need "platforms;android-35"
+                  need "build-tools;35.0.0"
+                  need "ndk;27.1.12297006"
+
+                  # CMake version
+                  need "cmake;3.22.1"
+
+                  # Sanity output
+                  "$ANDROID_SDK_ROOT/cmake/3.22.1/bin/cmake" --version || true
+                  test -f "$ANDROID_SDK_ROOT/ndk/27.1.12297006/source.properties" && echo "✅ NDK 27.1.12297006 installed"
 
             - name: Generate app icon and splash screen
               run: |
diff --git a/.github/workflows/react-native-ci.yml b/.github/workflows/react-native-ci.yml
index 6fd570cb..3edc6e6a 100644
--- a/.github/workflows/react-native-ci.yml
+++ b/.github/workflows/react-native-ci.yml
@@ -118,13 +118,66 @@ jobs:
               run: |
                   echo "$GOOGLE_SERVICES_JSON" > android/app/google-services.json
 
-            # Use JDK 21 to match your local environment
             - name: Set up JDK 21
               uses: actions/setup-java@v4
               with:
                   distribution: 'temurin'
                   java-version: '21'
 
+            - name: Install Ninja (Ubuntu)
+              run: |
+                  sudo apt-get update
+                  sudo apt-get install -y ninja-build
+
+            - name: Ensure Android SDK/NDK/CMake toolchain
+              shell: bash
+              env:
+                  ANDROID_SDK_ROOT: /usr/local/lib/android/sdk
+              run: |
+                  set -e
+
+                  # Find a working sdkmanager (latest if present, else first found)
+                  if [ -x "$ANDROID_SDK_ROOT/cmdline-tools/latest/bin/sdkmanager" ]; then
+                    SDKMGR="$ANDROID_SDK_ROOT/cmdline-tools/latest/bin/sdkmanager"
+                  else
+                    SDKMGR=$(ls -1d "$ANDROID_SDK_ROOT/cmdline-tools"/*/bin/sdkmanager 2>/dev/null | head -n1 || true)
+                    if [ -z "$SDKMGR" ]; then
+                      echo "No cmdline-tools found; installing 'cmdline-tools;latest' with the preinstalled sdkmanager..."
+                      # Use the prebundled sdkmanager path on GH runners
+                      SDKMGR="$ANDROID_SDK_ROOT/cmdline-tools/bin/sdkmanager"
+                      "$SDKMGR" "cmdline-tools;latest"
+                      SDKMGR="$ANDROID_SDK_ROOT/cmdline-tools/latest/bin/sdkmanager"
+                    fi
+                  fi
+
+                  echo "Using sdkmanager at: $SDKMGR"
+
+                  # Accept licenses; don't fail on SIGPIPE from 'yes'
+                  yes | "$SDKMGR" --licenses >/dev/null 2>&1 || true
+
+                  # Helper: install component if missing
+                  need() {
+                    local p="$1"
+                    if ! "$SDKMGR" --list_installed | grep -q "^  $p$"; then
+                      echo "Installing $p"
+                      "$SDKMGR" "$p"
+                    else
+                      echo "✓ $p already installed"
+                    fi
+                  }
+
+                  # Match root gradle pins
+                  need "platforms;android-35"
+                  need "build-tools;35.0.0"
+                  need "ndk;27.1.12297006"
+
+                  # CMake version
+                  need "cmake;3.22.1"
+
+                  # Sanity output
+                  "$ANDROID_SDK_ROOT/cmake/3.22.1/bin/cmake" --version || true
+                  test -f "$ANDROID_SDK_ROOT/ndk/27.1.12297006/source.properties" && echo "✅ NDK 27.1.12297006 installed"
+
             - name: Cache Gradle Wrapper
               uses: actions/cache@v4
               with: