Initial commit: ContactSync Android app

- SyncAdapter with account type com.bitrix24.contacts.sync
- Two-phase sync: download to Room DB, then import to phone contacts
- FCM push for instant contact addition
- WorkManager: periodic sync (30min) + heartbeat (1h)
- QR code activation (JSON format)
- Event log UI with LiveData
- Auto-update mechanism via version.php
- Duplicate contacts cleanup
- CALLER_IS_SYNCADAPTER optimization for bulk inserts

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

deploy.sh

@@ -0,0 +1,88 @@
+#!/bin/bash
+# Deploy script: build release APK and upload to Bitrix server
+# Usage: ./deploy.sh [--mandatory]
+#
+# Requires BITRIX_WEBHOOK_URL environment variable, e.g.:
+#   export BITRIX_WEBHOOK_URL="https://bitrix.powerhousegym.ru/rest/1/abc123xyz/"
+# Create webhook in Bitrix: Applications → Webhooks → Inbound webhook
+
+set -e
+
+SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
+cd "$SCRIPT_DIR"
+
+export ANDROID_HOME="${ANDROID_HOME:-D:/android-sdk}"
+
+# Check webhook URL
+if [ -z "$BITRIX_WEBHOOK_URL" ]; then
+    echo "BITRIX_WEBHOOK_URL is not set."
+    echo "Create an inbound webhook in Bitrix24 (Applications → Webhooks)"
+    echo "Then: export BITRIX_WEBHOOK_URL=\"https://bitrix.powerhousegym.ru/rest/1/your-token/\""
+    exit 1
+fi
+
+# Read version from build.gradle.kts
+VERSION_CODE=$(grep 'versionCode' app/build.gradle.kts | head -1 | grep -o '[0-9]*')
+VERSION_NAME=$(grep 'versionName' app/build.gradle.kts | head -1 | grep -o '"[^"]*"' | tr -d '"')
+
+# Server URL
+SERVER_URL=$(echo "$BITRIX_WEBHOOK_URL" | grep -o 'https://[^/]*')
+
+# Extract webhook token from URL (last path segment before trailing slash)
+WEBHOOK_TOKEN=$(echo "$BITRIX_WEBHOOK_URL" | grep -oP 'rest/\d+/\K[^/]+')
+WEBHOOK_USER=$(echo "$BITRIX_WEBHOOK_URL" | grep -oP 'rest/\K\d+')
+
+MANDATORY="false"
+if [ "$1" = "--mandatory" ]; then
+    MANDATORY="true"
+fi
+
+echo "=== ContactSync Deploy ==="
+echo "  Version:   $VERSION_NAME ($VERSION_CODE)"
+echo "  Server:    $SERVER_URL"
+echo "  Webhook:   user=$WEBHOOK_USER"
+echo "  Mandatory: $MANDATORY"
+echo ""
+
+# Step 1: Build release APK
+echo "[1/3] Building release APK..."
+./gradlew.bat assembleRelease --no-daemon -q
+APK_PATH="app/build/outputs/apk/release/app-release.apk"
+
+if [ ! -f "$APK_PATH" ]; then
+    echo "ERROR: APK not found at $APK_PATH"
+    exit 1
+fi
+
+APK_SIZE=$(ls -lh "$APK_PATH" | awk '{print $5}')
+echo "  APK built: $APK_SIZE"
+
+# Step 2: Upload to server
+echo "[2/3] Uploading to $SERVER_URL..."
+UPLOAD_URL="${SERVER_URL}/local/modules/contact.sync/api/upload_apk.php"
+
+RESPONSE=$(curl -s -X POST "$UPLOAD_URL" \
+    -F "apk=@$APK_PATH" \
+    -F "version_code=$VERSION_CODE" \
+    -F "version_name=$VERSION_NAME" \
+    -F "mandatory=$MANDATORY" \
+    -F "webhook_user=$WEBHOOK_USER" \
+    -F "webhook_token=$WEBHOOK_TOKEN")
+
+echo "  Server response: $RESPONSE"
+
+# Check success
+SUCCESS=$(echo "$RESPONSE" | grep -o '"success":true' || echo "")
+if [ -z "$SUCCESS" ]; then
+    echo "ERROR: Upload failed!"
+    exit 1
+fi
+
+# Step 3: Verify
+echo "[3/3] Verifying..."
+VERIFY=$(curl -s "${SERVER_URL}/local/modules/contact.sync/api/version.php")
+echo "  Version on server: $VERIFY"
+
+echo ""
+echo "=== Deploy complete ==="
+echo "  All devices will see the update on next app open."