diff --git a/action.yml b/action.yml
index 06a5012..e67ed2f 100644
--- a/action.yml
+++ b/action.yml
@@ -28,13 +28,23 @@ inputs:
     required: true
     default: ${{ github.repository_owner }}
 env:
-  VALID_ARCHITECTURES: 'amd64 arm64'
+  VALID_ARCHITECTURES: 'amd64,arm64'
 runs:
   using: "composite"
   steps:
     - name: Set up QEMU
       uses: docker/setup-qemu-action@v2
 
+    - name: Install Docker
+      id: install-docker-quick
+      shell: bash
+      run: |
+        echo "🐋 Installing Docker..."
+        curl -fsSL https://get.docker.com | sh
+        echo "✅ Docker installed"
+        docker --version
+      
+
     - name: Set up Docker Buildx
       id: setup-buildx
       uses: docker/setup-buildx-action@v3
diff --git a/scripts/ensure_lowercase.sh b/scripts/ensure_lowercase.sh
index 92aec5b..222b2c1 100644
--- a/scripts/ensure_lowercase.sh
+++ b/scripts/ensure_lowercase.sh
@@ -4,15 +4,16 @@
 # reserve first argument for the environment variable name
 ENV_VAR_NAME=$1
 
+# Check if the environment variable is lowercase
 for var in "${@:2}"; do
     # get the value of the specified environment variable
     value=$(eval echo \$$var)
-    # check if the value is not lowercase
-    if [[ $value =~ [A-Z] ]]; then
+    # check if the value is lowercase
+    if [[ "$value" != "${value,,}" ]]; then
         echo "❌ Invalid $ENV_VAR_NAME: $value"
         echo "ℹ️ $ENV_VAR_NAME must be lowercase"
         exit 1
     else
-        echo "✅ $ENV_VAR_NAME is lowercase: $value"
+        echo "✅ $ENV_VAR_NAME is valid: $value"
     fi
-done
+done
\ No newline at end of file
diff --git a/scripts/validate_input.sh b/scripts/validate_input.sh
index cae2187..faaaa8e 100644
--- a/scripts/validate_input.sh
+++ b/scripts/validate_input.sh
@@ -11,95 +11,49 @@ echo "============================================"
 echo "Starting Validation Script"
 echo "============================================"
 
+# ---------------------------- Docker Installation --------------------------- #
+echo "🔍 Checking Docker installation..."
+if docker --version >/dev/null 2>&1; then
+    DOCKER_VERSION=$(docker --version)
+    echo "✅ Docker is installed: $DOCKER_VERSION"
+else
+    echo "❌ Docker is not installed."
+    echo "ℹ️ Please install Docker from: https://docs.docker.com/get-docker/"
+    exit 1
+fi
+
+# ---------------------------- Buildx Installation --------------------------- #
+echo "🔍 Checking Docker Buildx installation..."
+if docker buildx version >/dev/null 2>&1; then
+    BUILDX_VERSION=$(docker buildx version)
+    echo "✅ Docker Buildx is installed: $BUILDX_VERSION"
+else
+    echo "❌ Docker Buildx is not installed."
+    echo "ℹ️ Please install Docker Buildx. See: https://docs.docker.com/buildx/working-with-buildx/"
+    exit 1
+fi
+
 # ---------------------------- Validate Architectures --------------------------- #
+# Architectures are CSV (amd64,arm64)
+# Usage: ./ensure_lowercase.sh "Architecture" amd64,arm64
 echo "🔍 Validating architectures..."
-for arch in $ARCHITECTURES; do
-    echo "→ Checking architecture: $arch"
-    if [[ $VALID_ARCHITECTURES != *"$arch"* ]]; then
-        echo "❌ Invalid architecture detected: $arch"
-        echo "ℹ️ Allowed architectures are: $VALID_ARCHITECTURES"
+for arch in $(echo $ARCHITECTURES | tr "," "\n"); do
+    # Ensure architecture is lowercase.
+    if [[ "$arch" != "${arch,,}" ]]; then
+        echo "❌ Invalid Architecture: $arch"
+        echo "ℹ️ Architecture must be lowercase"
+        exit 1
+    else
+        echo "✅ Architecture is valid: $arch"
+    fi
+
+    # Ensure architecture is supported by Docker Buildx.
+    if docker buildx inspect --bootstrap | grep -q $arch; then
+        echo "✅ Architecture is supported by Docker Buildx: $arch"
+    else
+        echo "❌ Architecture is not supported by Docker Buildx: $arch"
+        echo "ℹ️ Please check the supported platforms: https://docs.docker.com/buildx/working-with-buildx/"
         exit 1
     fi
 done
 echo "✅ All specified architectures are valid."
-
-# ---------------------------- Validate Tags --------------------------- #
-echo "🔍 Validating tags..."
-
-# Ensure tags are lowercase.
-if sh ./ensure_lowercase.sh "Tag" $TAGS; then
-    echo "✅ All tags are lowercase."
-else
-    echo "❌ One or more tags are not lowercase. Please update the tags."
-    exit 1
-fi
-
-# Ensure tags do not contain spaces.
-if sh ./ensure_no_spaces.sh "Tag" $TAGS; then
-    echo "✅ Tags do not contain spaces."
-else
-    echo "❌ One or more tags contain spaces. Please update the tags."
-    exit 1
-fi
-
-# ---------------------------- Validate Image Name --------------------------- #
-if [ "$NAME" != "auto" ]; then
-    echo "🔍 Validating image name..."
-    # Ensure image name is lowercase.
-    if sh ./ensure_lowercase.sh "Name" $NAME; then
-        echo "✅ Image name is lowercase."
-    else
-        echo "❌ Image name is not lowercase. Please update the name."
-        exit 1
-    fi
-
-    # Ensure image name does not contain spaces.
-    if sh ./ensure_no_spaces.sh "Name" $NAME; then
-        echo "✅ Image name does not contain spaces."
-    else
-        echo "❌ Image name contains spaces. Please update the name."
-        exit 1
-    fi
-else
-    echo "ℹ️ Image name is set to auto-detect."
-fi
-
-# ---------------------------- Validate Registry URL --------------------------- #
-echo "🔍 Validating Registry URL..."
-# Ensure Registry URL does not contain spaces.
-if sh ./ensure_no_spaces.sh "Registry URL" $REGISTRY_URL; then
-    echo "✅ Registry URL does not contain spaces."
-else
-    echo "❌ Registry URL contains spaces. Please update the URL."
-    exit 1
-fi
-
-# Ensure Registry URL is lowercase.
-if sh ./ensure_lowercase.sh "Registry URL" $REGISTRY_URL; then
-    echo "✅ Registry URL is lowercase."
-else
-    echo "❌ Registry URL is not lowercase. Please update the URL."
-    exit 1
-fi
-
-# Ensure Registry URL starts with "https://"
-if [[ $REGISTRY_URL != https://* ]]; then
-    echo "❌ Invalid Registry URL: $REGISTRY_URL"
-    echo "ℹ️ Registry URL must start with 'https://'"
-    exit 1
-fi
-echo "✅ Registry URL starts with 'https://'"
-
-# Check if Registry URL is reachable.
-echo "🔍 Checking if Registry URL is reachable..."
-if curl -s --head "$REGISTRY_URL" | head -n 1 | grep "HTTP/[12]\.[0-9] [23].." >/dev/null; then
-    echo "✅ Registry URL is reachable: $REGISTRY_URL"
-else
-    echo "❌ Registry URL is not reachable: $REGISTRY_URL"
-    echo "ℹ️ Please verify the URL and check your network connection."
-    exit 1
-fi
-
-echo "============================================"
-echo "All validations passed successfully!"
-echo "============================================"