Refactor ADC install and usage in job-adc-sync script

Simplify dependency installation and ADC binary setup. Replace ADC
command lookup logic with direct usage after installation.

helm/api7ee-demo-k8s/templates/job-adc-sync.yaml

@@ -51,13 +51,26 @@ spec:
               set -e
               echo "Starting API7 ADC configuration sync..."
 
-              # Install jq if needed for auto-publish feature
-              {{- if .Values.api7.autoPublish }}
-              if ! command -v jq &> /dev/null; then
-                echo "Installing jq..."
-                apk add --no-cache jq curl || apt-get update && apt-get install -y jq curl || yum install -y jq curl
+              # Install dependencies and ADC binary
+              echo "Installing curl and dependencies..."
+              if command -v apk &> /dev/null; then
+                apk add --no-cache curl {{- if .Values.api7.autoPublish }} jq{{- end }}
+              elif command -v apt-get &> /dev/null; then
+                apt-get update && apt-get install -y curl {{- if .Values.api7.autoPublish }} jq{{- end }}
+              elif command -v yum &> /dev/null; then
+                yum install -y curl {{- if .Values.api7.autoPublish }} jq{{- end }}
               fi
-              {{- end }}
+
+              # Download and install ADC binary
+              echo "Downloading ADC binary..."
+              curl -sL "https://run.api7.ai/adc/install" | sh
+
+              # Verify ADC installation
+              if ! command -v adc &> /dev/null; then
+                echo "ERROR: ADC installation failed"
+                exit 1
+              fi
+              echo "ADC installed successfully"
 
               # Wait for API7 Gateway to be ready
               echo "Waiting for API7 Gateway to be available..."
@@ -102,27 +115,7 @@ spec:
               sed -i 's|/etc/ssl/certs/tls.key|/tmp/tls.key|g' /config/adc-config.yaml
               {{- end }}
 
-              # Find and use ADC command
-              if command -v adc &> /dev/null; then
-                ADC_CMD="adc"
-              elif [ -f /usr/local/bin/adc ]; then
-                ADC_CMD="/usr/local/bin/adc"
-              elif [ -f /usr/bin/adc ]; then
-                ADC_CMD="/usr/bin/adc"
-              elif [ -f /adc ]; then
-                ADC_CMD="/adc"
-              else
-                echo "ERROR: ADC command not found in container image"
-                echo "Available commands:"
-                ls -la /usr/local/bin/ /usr/bin/ / 2>/dev/null | grep adc || true
-                exit 1
-              fi
-
-              echo "Using ADC command: $ADC_CMD"
-
-              # Validate configuration
-              echo "Validating ADC configuration..."
-              $ADC_CMD validate -f /config/adc-config.yaml || {
+              adc validate -f /config/adc-config.yaml || {
                 echo "ERROR: Configuration validation failed"
                 cat /config/adc-config.yaml
                 exit 1
@@ -130,7 +123,7 @@ spec:
 
               # Sync configuration to API7
               echo "Syncing configuration to API7 Gateway..."
-              $ADC_CMD sync -f /config/adc-config.yaml \
+              adc sync -f /config/adc-config.yaml \
                 --backend {{ .Values.api7.backend | default "api7ee" }} \
                 --server ${API7_ADMIN_URL} \
                 --token ${API7_ADMIN_KEY} \