🚀 Production Deployment - TuskLang for C# - "Deploy with Confidence"

From development to production - Deploy your TuskLang-powered applications with enterprise-grade reliability and performance!

Production deployment is where TuskLang truly shines. Learn how to deploy your dynamic configuration system to production environments with confidence, monitoring, and scalability.

🎯 Production Philosophy

"We Don't Bow to Any King"

- Zero-downtime deployments - Configuration changes without service interruption - Environment-specific configurations - Adapt to production, staging, and development - Monitoring and observability - Real-time insights into configuration performance - Security and compliance - Enterprise-grade security for sensitive configurations - Scalability and reliability - Handle production loads with confidence

Why Production-Ready Configuration Matters?

- Business continuity - Configuration changes don't break your application - Security compliance - Sensitive data is properly encrypted and managed - Performance at scale - Handle thousands of requests per second - Operational efficiency - Monitor and troubleshoot configuration issues - Cost optimization - Efficient resource utilization in production

🏗️ Production Architecture

Multi-Environment Setup

// ProductionConfigurationService.cs
using TuskLang;
using TuskLang.Adapters;
using TuskLang.Caching;
using TuskLang.Security;
public class ProductionConfigurationService
{
    private readonly TuskLang _parser;
    private readonly Dictionary<string, IDatabaseAdapter> _databaseAdapters;
    private readonly ICacheProvider _cacheProvider;
    private readonly IEncryptionProvider _encryptionProvider;
    private readonly IMetricsCollector _metricsCollector;
    
    public ProductionConfigurationService()
    {
        _parser = new TuskLang();
        
        // Multi-database setup for production
        _databaseAdapters = new Dictionary<string, IDatabaseAdapter>
        {
            ["primary"] = new PostgreSQLAdapter(new PostgreSQLConfig
            {
                Host = Environment.GetEnvironmentVariable("DB_PRIMARY_HOST"),
                Port = int.Parse(Environment.GetEnvironmentVariable("DB_PRIMARY_PORT")),
                Database = Environment.GetEnvironmentVariable("DB_PRIMARY_NAME"),
                User = Environment.GetEnvironmentVariable("DB_PRIMARY_USER"),
                Password = Environment.GetEnvironmentVariable("DB_PRIMARY_PASSWORD"),
                SslMode = "require"
            }, new PoolConfig
            {
                MaxOpenConns = 100,
                MaxIdleConns = 50,
                ConnMaxLifetime = 300000,
                ConnMaxIdleTime = 60000
            }),
            
            ["read_replica"] = new PostgreSQLAdapter(new PostgreSQLConfig
            {
                Host = Environment.GetEnvironmentVariable("DB_REPLICA_HOST"),
                Port = int.Parse(Environment.GetEnvironmentVariable("DB_REPLICA_PORT")),
                Database = Environment.GetEnvironmentVariable("DB_REPLICA_NAME"),
                User = Environment.GetEnvironmentVariable("DB_REPLICA_USER"),
                Password = Environment.GetEnvironmentVariable("DB_REPLICA_PASSWORD"),
                SslMode = "require"
            }, new PoolConfig
            {
                MaxOpenConns = 50,
                MaxIdleConns = 25,
                ConnMaxLifetime = 300000,
                ConnMaxIdleTime = 60000
            }),
            
            ["cache"] = new RedisAdapter(new RedisConfig
            {
                Host = Environment.GetEnvironmentVariable("REDIS_HOST"),
                Port = int.Parse(Environment.GetEnvironmentVariable("REDIS_PORT")),
                Password = Environment.GetEnvironmentVariable("REDIS_PASSWORD"),
                Ssl = true
            })
        };
        
        // Production cache provider with Redis cluster
        _cacheProvider = new RedisClusterCacheProvider(new RedisClusterConfig
        {
            Nodes = Environment.GetEnvironmentVariable("REDIS_CLUSTER_NODES").Split(','),
            Password = Environment.GetEnvironmentVariable("REDIS_CLUSTER_PASSWORD"),
            Ssl = true,
            RetryAttempts = 3,
            RetryDelay = 1000
        });
        
        // Production encryption provider
        _encryptionProvider = new TuskEncryptionProvider(
            Environment.GetEnvironmentVariable("MASTER_ENCRYPTION_KEY")
        );
        
        // Production metrics collector
        _metricsCollector = new PrometheusMetricsCollector(new PrometheusConfig
        {
            Endpoint = Environment.GetEnvironmentVariable("PROMETHEUS_ENDPOINT"),
            JobName = Environment.GetEnvironmentVariable("APP_NAME"),
            InstanceName = Environment.GetEnvironmentVariable("INSTANCE_NAME")
        });
        
        // Configure parser with production providers
        foreach (var adapter in _databaseAdapters)
        {
            _parser.SetDatabaseAdapter(adapter.Key, adapter.Value);
        }
        
        _parser.SetCacheProvider(_cacheProvider);
        _parser.SetEncryptionProvider(_encryptionProvider);
        _parser.SetMetricsCollector(_metricsCollector);
    }
    
    public async Task<Dictionary<string, object>> GetProductionConfigurationAsync(string filePath)
    {
        try
        {
            // Set production environment variables
            Environment.SetEnvironmentVariable("APP_ENV", "production");
            Environment.SetEnvironmentVariable("NODE_ID", Environment.GetEnvironmentVariable("INSTANCE_NAME"));
            
            // Parse configuration with production optimizations
            var config = _parser.ParseFile(filePath);
            
            // Record metrics
            await _metricsCollector.RecordAsync("configuration_parse_success", 1);
            
            return config;
        }
        catch (Exception ex)
        {
            // Record error metrics
            await _metricsCollector.RecordAsync("configuration_parse_error", 1);
            
            // Log error with structured logging
            Console.WriteLine($"Configuration parse error: {ex.Message}");
            
            // Return fallback configuration
            return GetFallbackConfiguration();
        }
    }
    
    private Dictionary<string, object> GetFallbackConfiguration()
    {
        return new Dictionary<string, object>
        {
            ["app"] = new Dictionary<string, object>
            {
                ["name"] = Environment.GetEnvironmentVariable("APP_NAME"),
                ["environment"] = "production",
                ["fallback_mode"] = true
            },
            ["database"] = new Dictionary<string, object>
            {
                ["host"] = Environment.GetEnvironmentVariable("DB_PRIMARY_HOST"),
                ["port"] = int.Parse(Environment.GetEnvironmentVariable("DB_PRIMARY_PORT")),
                ["name"] = Environment.GetEnvironmentVariable("DB_PRIMARY_NAME")
            }
        };
    }
}

Production TSK Configuration

production.tsk - Production configuration
$environment: "production"
$app_name: @env("APP_NAME", "TuskLangApp")
$instance_id: @env("INSTANCE_NAME", "unknown")
[app]
name: $app_name
environment: $environment
instance_id: $instance_id
version: @env("APP_VERSION", "1.0.0")
[database]
primary {
    host: @env("DB_PRIMARY_HOST")
    port: @env("DB_PRIMARY_PORT")
    name: @env("DB_PRIMARY_NAME")
    user: @env("DB_PRIMARY_USER")
    password: @env.secure("DB_PRIMARY_PASSWORD")
    ssl: true
    pool {
        max_open_conns: 100
        max_idle_conns: 50
        conn_max_lifetime: "5m"
        conn_max_idle_time: "1m"
    }
}
read_replica {
    host: @env("DB_REPLICA_HOST")
    port: @env("DB_REPLICA_PORT")
    name: @env("DB_REPLICA_NAME")
    user: @env("DB_REPLICA_USER")
    password: @env.secure("DB_REPLICA_PASSWORD")
    ssl: true
    pool {
        max_open_conns: 50
        max_idle_conns: 25
        conn_max_lifetime: "5m"
        conn_max_idle_time: "1m"
    }
}
[cache]
redis_cluster {
    nodes: @env("REDIS_CLUSTER_NODES").split(",")
    password: @env.secure("REDIS_CLUSTER_PASSWORD")
    ssl: true
    retry_attempts: 3
    retry_delay: "1s"
}
[security]
encryption_key: @env.secure("MASTER_ENCRYPTION_KEY")
jwt_secret: @env.secure("JWT_SECRET")
session_secret: @env.secure("SESSION_SECRET")
api_keys {
    internal: @env.secure("INTERNAL_API_KEY")
    external: @env.secure("EXTERNAL_API_KEY")
}
[monitoring]
prometheus {
    endpoint: @env("PROMETHEUS_ENDPOINT")
    job_name: $app_name
    instance_name: $instance_id
    scrape_interval: "15s"
}
[performance]
cache_ttl: @if(@metrics("cpu_usage", 0) > 80, "30s", "5m")
worker_count: @if(@metrics("cpu_usage", 0) > 80, 8, 4)
connection_pool_size: @if(@metrics("active_connections", 0) > 50, 200, 100)

🐳 Docker Deployment

Dockerfile

Dockerfile for TuskLang C# Application
FROM mcr.microsoft.com/dotnet/aspnet:8.0 AS base
WORKDIR /app
EXPOSE 80
EXPOSE 443
FROM mcr.microsoft.com/dotnet/sdk:8.0 AS build
WORKDIR /src
Copy project files
COPY ["TuskLangApp/TuskLangApp.csproj", "TuskLangApp/"]
COPY ["TuskLangApp.Tests/TuskLangApp.Tests.csproj", "TuskLangApp.Tests/"]
Restore dependencies
RUN dotnet restore "TuskLangApp/TuskLangApp.csproj"
RUN dotnet restore "TuskLangApp.Tests/TuskLangApp.Tests.csproj"
Copy source code
COPY . .
WORKDIR "/src/TuskLangApp"
Build application
RUN dotnet build "TuskLangApp.csproj" -c Release -o /app/build
Run tests
WORKDIR "/src/TuskLangApp.Tests"
RUN dotnet test "TuskLangApp.Tests.csproj" -c Release --no-build
Publish application
WORKDIR "/src/TuskLangApp"
RUN dotnet publish "TuskLangApp.csproj" -c Release -o /app/publish
FROM base AS final
WORKDIR /app
Install TuskLang CLI
RUN curl -sSL https://tuskt.sk/install.sh | bash
Copy published application
COPY --from=build /app/publish .
Copy configuration files
COPY config/ /app/config/
Create non-root user
RUN groupadd -r appuser && useradd -r -g appuser appuser
RUN chown -R appuser:appuser /app
USER appuser
Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD curl -f http://localhost/health || exit 1
ENTRYPOINT ["dotnet", "TuskLangApp.dll"]

Docker Compose

docker-compose.yml
version: '3.8'
services:
  app:
    build: .
    ports:
      - "80:80"
      - "443:443"
    environment:
      - ASPNETCORE_ENVIRONMENT=Production
      - APP_NAME=TuskLangApp
      - INSTANCE_NAME=${HOSTNAME}
      - APP_VERSION=${APP_VERSION:-1.0.0}
      - DB_PRIMARY_HOST=postgres-primary
      - DB_PRIMARY_PORT=5432
      - DB_PRIMARY_NAME=tuskapp
      - DB_PRIMARY_USER=${DB_PRIMARY_USER}
      - DB_PRIMARY_PASSWORD=${DB_PRIMARY_PASSWORD}
      - DB_REPLICA_HOST=postgres-replica
      - DB_REPLICA_PORT=5432
      - DB_REPLICA_NAME=tuskapp
      - DB_REPLICA_USER=${DB_REPLICA_USER}
      - DB_REPLICA_PASSWORD=${DB_REPLICA_PASSWORD}
      - REDIS_CLUSTER_NODES=redis-1:6379,redis-2:6379,redis-3:6379
      - REDIS_CLUSTER_PASSWORD=${REDIS_CLUSTER_PASSWORD}
      - MASTER_ENCRYPTION_KEY=${MASTER_ENCRYPTION_KEY}
      - JWT_SECRET=${JWT_SECRET}
      - SESSION_SECRET=${SESSION_SECRET}
      - INTERNAL_API_KEY=${INTERNAL_API_KEY}
      - EXTERNAL_API_KEY=${EXTERNAL_API_KEY}
      - PROMETHEUS_ENDPOINT=http://prometheus:9090
    depends_on:
      - postgres-primary
      - postgres-replica
      - redis-1
      - redis-2
      - redis-3
    volumes:
      - app-config:/app/config
      - app-logs:/app/logs
    restart: unless-stopped
    networks:
      - tusk-network
  postgres-primary:
    image: postgres:15
    environment:
      - POSTGRES_DB=tuskapp
      - POSTGRES_USER=${DB_PRIMARY_USER}
      - POSTGRES_PASSWORD=${DB_PRIMARY_PASSWORD}
    volumes:
      - postgres-primary-data:/var/lib/postgresql/data
      - ./init-scripts:/docker-entrypoint-initdb.d
    ports:
      - "5432:5432"
    networks:
      - tusk-network
  postgres-replica:
    image: postgres:15
    environment:
      - POSTGRES_DB=tuskapp
      - POSTGRES_USER=${DB_REPLICA_USER}
      - POSTGRES_PASSWORD=${DB_REPLICA_PASSWORD}
    volumes:
      - postgres-replica-data:/var/lib/postgresql/data
    ports:
      - "5433:5432"
    networks:
      - tusk-network
  redis-1:
    image: redis:7-alpine
    command: redis-server --requirepass ${REDIS_CLUSTER_PASSWORD}
    ports:
      - "6379:6379"
    volumes:
      - redis-1-data:/data
    networks:
      - tusk-network
  redis-2:
    image: redis:7-alpine
    command: redis-server --requirepass ${REDIS_CLUSTER_PASSWORD}
    ports:
      - "6380:6379"
    volumes:
      - redis-2-data:/data
    networks:
      - tusk-network
  redis-3:
    image: redis:7-alpine
    command: redis-server --requirepass ${REDIS_CLUSTER_PASSWORD}
    ports:
      - "6381:6379"
    volumes:
      - redis-3-data:/data
    networks:
      - tusk-network
  prometheus:
    image: prom/prometheus:latest
    ports:
      - "9090:9090"
    volumes:
      - ./prometheus.yml:/etc/prometheus/prometheus.yml
      - prometheus-data:/prometheus
    command:
      - '--config.file=/etc/prometheus/prometheus.yml'
      - '--storage.tsdb.path=/prometheus'
      - '--web.console.libraries=/etc/prometheus/console_libraries'
      - '--web.console.templates=/etc/prometheus/consoles'
      - '--storage.tsdb.retention.time=200h'
      - '--web.enable-lifecycle'
    networks:
      - tusk-network
  grafana:
    image: grafana/grafana:latest
    ports:
      - "3000:3000"
    environment:
      - GF_SECURITY_ADMIN_PASSWORD=${GRAFANA_PASSWORD}
    volumes:
      - grafana-data:/var/lib/grafana
      - ./grafana-dashboards:/etc/grafana/provisioning/dashboards
    networks:
      - tusk-network
volumes:
  app-config:
  app-logs:
  postgres-primary-data:
  postgres-replica-data:
  redis-1-data:
  redis-2-data:
  redis-3-data:
  prometheus-data:
  grafana-data:
networks:
  tusk-network:
    driver: bridge

☁️ Cloud Deployment

Azure Container Instances

// AzureDeploymentService.cs
using Azure.ResourceManager.ContainerInstance;
using Azure.ResourceManager.ContainerInstance.Models;
public class AzureDeploymentService
{
    private readonly ContainerInstanceClient _client;
    
    public AzureDeploymentService(string subscriptionId, string resourceGroup)
    {
        _client = new ContainerInstanceClient(subscriptionId, resourceGroup);
    }
    
    public async Task DeployToAzureAsync(string containerGroupName, Dictionary<string, string> environmentVariables)
    {
        var containerGroup = new ContainerGroupData
        {
            Location = "East US",
            OsType = OperatingSystemType.Linux,
            RestartPolicy = ContainerGroupRestartPolicy.Always,
            IpAddress = new ContainerGroupIPAddress
            {
                Type = ContainerGroupIPAddressType.Public,
                Ports = new List<Port>
                {
                    new Port { Port = 80, Protocol = ContainerGroupNetworkProtocol.Tcp }
                }
            },
            Containers =
            {
                new ContainerInstanceContainer
                {
                    Name = "tusklang-app",
                    Image = "tusklang/app:latest",
                    Resources = new ContainerResourceRequirements
                    {
                        Requests = new ContainerResourceRequests
                        {
                            Cpu = 1.0,
                            MemoryInGB = 2.0
                        }
                    },
                    EnvironmentVariables = environmentVariables.Select(kv => 
                        new ContainerEnvironmentVariable(kv.Key, kv.Value)).ToList()
                }
            }
        };
        
        await _client.CreateOrUpdateAsync(containerGroupName, containerGroup);
    }
}

AWS ECS Deployment

// AwsDeploymentService.cs
using Amazon.ECS;
using Amazon.ECS.Model;
public class AwsDeploymentService
{
    private readonly IAmazonECS _ecsClient;
    
    public AwsDeploymentService()
    {
        _ecsClient = new AmazonECSClient();
    }
    
    public async Task DeployToEcsAsync(string clusterName, string serviceName, string taskDefinitionArn)
    {
        var updateServiceRequest = new UpdateServiceRequest
        {
            Cluster = clusterName,
            Service = serviceName,
            TaskDefinition = taskDefinitionArn,
            DesiredCount = 3,
            DeploymentConfiguration = new DeploymentConfiguration
            {
                MaximumPercent = 200,
                MinimumHealthyPercent = 50
            }
        };
        
        await _ecsClient.UpdateServiceAsync(updateServiceRequest);
    }
    
    public async Task<string> CreateTaskDefinitionAsync(string family, string image, Dictionary<string, string> environmentVariables)
    {
        var taskDefinition = new RegisterTaskDefinitionRequest
        {
            Family = family,
            NetworkMode = NetworkMode.Awsvpc,
            RequiresCompatibilities = new List<string> { "FARGATE" },
            Cpu = "1024",
            Memory = "2048",
            ExecutionRoleArn = "arn:aws:iam::123456789012:role/ecsTaskExecutionRole",
            TaskRoleArn = "arn:aws:iam::123456789012:role/ecsTaskRole",
            ContainerDefinitions = new List<ContainerDefinition>
            {
                new ContainerDefinition
                {
                    Name = "tusklang-app",
                    Image = image,
                    PortMappings = new List<PortMapping>
                    {
                        new PortMapping { ContainerPort = 80, Protocol = TransportProtocol.Tcp }
                    },
                    Environment = environmentVariables.Select(kv => 
                        new KeyValuePair { Name = kv.Key, Value = kv.Value }).ToList(),
                    LogConfiguration = new LogConfiguration
                    {
                        LogDriver = LogDriver.Awslogs,
                        Options = new Dictionary<string, string>
                        {
                            ["awslogs-group"] = "/ecs/tusklang-app",
                            ["awslogs-region"] = "us-east-1",
                            ["awslogs-stream-prefix"] = "ecs"
                        }
                    }
                }
            }
        };
        
        var response = await _ecsClient.RegisterTaskDefinitionAsync(taskDefinition);
        return response.TaskDefinition.TaskDefinitionArn;
    }
}

🔧 CI/CD Pipeline

GitHub Actions

.github/workflows/deploy.yml
name: Deploy to Production
on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]
env:
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}
jobs:
  test:
    runs-on: ubuntu-latest
    steps:
    - uses: actions/checkout@v4
    
    - name: Setup .NET
      uses: actions/setup-dotnet@v4
      with:
        dotnet-version: '8.0.x'
    
    - name: Restore dependencies
      run: dotnet restore
    
    - name: Build
      run: dotnet build --no-restore
    
    - name: Test
      run: dotnet test --no-build --verbosity normal
    
    - name: Test TuskLang Configuration
      run: |
        dotnet tool install -g TuskLang.CLI
        tusk validate config/production.tsk
        tusk test config/production.tsk
  build:
    needs: test
    runs-on: ubuntu-latest
    if: github.ref == 'refs/heads/main'
    steps:
    - uses: actions/checkout@v4
    
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
    
    - name: Log in to Container Registry
      uses: docker/login-action@v3
      with:
        registry: ${{ env.REGISTRY }}
        username: ${{ github.actor }}
        password: ${{ secrets.GITHUB_TOKEN }}
    
    - name: Extract metadata
      id: meta
      uses: docker/metadata-action@v5
      with:
        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
        tags: |
          type=ref,event=branch
          type=ref,event=pr
          type=semver,pattern={{version}}
          type=semver,pattern={{major}}.{{minor}}
          type=sha
    
    - name: Build and push Docker image
      uses: docker/build-push-action@v5
      with:
        context: .
        push: true
        tags: ${{ steps.meta.outputs.tags }}
        labels: ${{ steps.meta.outputs.labels }}
        cache-from: type=gha
        cache-to: type=gha,mode=max
  deploy-staging:
    needs: build
    runs-on: ubuntu-latest
    environment: staging
    steps:
    - name: Deploy to Staging
      run: |
        echo "Deploying to staging environment"
        # Add your staging deployment commands here
    
    - name: Run Integration Tests
      run: |
        echo "Running integration tests against staging"
        # Add your integration test commands here
  deploy-production:
    needs: [build, deploy-staging]
    runs-on: ubuntu-latest
    environment: production
    steps:
    - name: Deploy to Production
      run: |
        echo "Deploying to production environment"
        # Add your production deployment commands here
    
    - name: Verify Deployment
      run: |
        echo "Verifying production deployment"
        # Add your deployment verification commands here
    
    - name: Run Smoke Tests
      run: |
        echo "Running smoke tests against production"
        # Add your smoke test commands here

Azure DevOps Pipeline

azure-pipelines.yml
trigger:
  branches:
    include:
    - main
variables:
  solution: '*/.sln'
  buildPlatform: 'Any CPU'
  buildConfiguration: 'Release'
  dockerfilePath: '**/Dockerfile'
  imageRepository: 'tusklang-app'
  containerRegistry: 'tusklang.azurecr.io'
  dockerfileContext: '$(Build.SourcesDirectory)'
  tag: '$(Build.BuildId)'
stages:
- stage: Build
  displayName: 'Build and Test'
  jobs:
  - job: Build
    displayName: 'Build'
    pool:
      vmImage: 'ubuntu-latest'
    steps:
    - task: UseDotNet@2
      displayName: 'Use .NET 8.0'
      inputs:
        version: '8.0.x'
    
    - task: DotNetCoreCLI@2
      displayName: 'Restore dependencies'
      inputs:
        command: 'restore'
        projects: '$(solution)'
    
    - task: DotNetCoreCLI@2
      displayName: 'Build solution'
      inputs:
        command: 'build'
        projects: '$(solution)'
        arguments: '--configuration $(buildConfiguration) --no-restore'
    
    - task: DotNetCoreCLI@2
      displayName: 'Run tests'
      inputs:
        command: 'test'
        projects: '*/Tests/*.csproj'
        arguments: '--configuration $(buildConfiguration) --no-build --collect:"XPlat Code Coverage"'
    
    - task: PublishTestResults@2
      displayName: 'Publish test results'
      inputs:
        testResultsFormat: 'VSTest'
        testResultsFiles: '*/.trx'
        mergeTestResults: true
        testRunTitle: 'TuskLang Tests'
    
    - task: PublishCodeCoverageResults@1
      displayName: 'Publish code coverage'
      inputs:
        codeCoverageTool: 'Cobertura'
        summaryFileLocation: '$(Agent.TempDirectory)/**/coverage.cobertura.xml'
    
    - task: Docker@2
      displayName: 'Build Docker image'
      inputs:
        containerRegistry: 'Azure Container Registry'
        repository: '$(imageRepository)'
        command: 'buildAndPush'
        Dockerfile: '$(dockerfilePath)'
        tags: |
          $(tag)
          latest
- stage: DeployStaging
  displayName: 'Deploy to Staging'
  dependsOn: Build
  condition: succeeded()
  jobs:
  - deployment: DeployStaging
    displayName: 'Deploy to Staging'
    environment: 'staging'
    strategy:
      runOnce:
        deploy:
          steps:
          - task: AzureWebAppContainer@1
            displayName: 'Deploy to Azure Web App'
            inputs:
              azureSubscription: 'Azure Subscription'
              appName: 'tusklang-app-staging'
              containers: '$(containerRegistry)/$(imageRepository):$(tag)'
              appSettings: |
                -APP_ENV staging
                -DB_PRIMARY_HOST $(DB_PRIMARY_HOST)
                -DB_PRIMARY_PASSWORD $(DB_PRIMARY_PASSWORD)
                -REDIS_CLUSTER_PASSWORD $(REDIS_CLUSTER_PASSWORD)
                -MASTER_ENCRYPTION_KEY $(MASTER_ENCRYPTION_KEY)
- stage: DeployProduction
  displayName: 'Deploy to Production'
  dependsOn: DeployStaging
  condition: succeeded()
  jobs:
  - deployment: DeployProduction
    displayName: 'Deploy to Production'
    environment: 'production'
    strategy:
      runOnce:
        deploy:
          steps:
          - task: AzureWebAppContainer@1
            displayName: 'Deploy to Azure Web App'
            inputs:
              azureSubscription: 'Azure Subscription'
              appName: 'tusklang-app-production'
              containers: '$(containerRegistry)/$(imageRepository):$(tag)'
              appSettings: |
                -APP_ENV production
                -DB_PRIMARY_HOST $(DB_PRIMARY_HOST)
                -DB_PRIMARY_PASSWORD $(DB_PRIMARY_PASSWORD)
                -REDIS_CLUSTER_PASSWORD $(REDIS_CLUSTER_PASSWORD)
                -MASTER_ENCRYPTION_KEY $(MASTER_ENCRYPTION_KEY)

🔍 Monitoring and Observability

Health Checks

// HealthCheckService.cs
using Microsoft.Extensions.Diagnostics.HealthChecks;
using Microsoft.Extensions.DependencyInjection;
public class TuskLangHealthCheck : IHealthCheck
{
    private readonly TuskLang _parser;
    private readonly IDatabaseAdapter _databaseAdapter;
    private readonly ICacheProvider _cacheProvider;
    
    public TuskLangHealthCheck(TuskLang parser, IDatabaseAdapter databaseAdapter, ICacheProvider cacheProvider)
    {
        _parser = parser;
        _databaseAdapter = databaseAdapter;
        _cacheProvider = cacheProvider;
    }
    
    public async Task<HealthCheckResult> CheckHealthAsync(HealthCheckContext context, CancellationToken cancellationToken = default)
    {
        var checks = new List<(string Name, Task<bool> Check)>
        {
            ("Configuration Parsing", CheckConfigurationParsingAsync()),
            ("Database Connection", CheckDatabaseConnectionAsync()),
            ("Cache Connection", CheckCacheConnectionAsync()),
            ("Configuration Validation", CheckConfigurationValidationAsync())
        };
        
        var results = new List<(string Name, bool Success)>();
        
        foreach (var (name, check) in checks)
        {
            try
            {
                var success = await check;
                results.Add((name, success));
            }
            catch (Exception ex)
            {
                results.Add((name, false));
                Console.WriteLine($"Health check failed for {name}: {ex.Message}");
            }
        }
        
        var failedChecks = results.Where(r => !r.Success).ToList();
        
        if (failedChecks.Any())
        {
            var description = string.Join(", ", failedChecks.Select(f => f.Name));
            return HealthCheckResult.Unhealthy($"Health checks failed: {description}");
        }
        
        return HealthCheckResult.Healthy("All health checks passed");
    }
    
    private async Task<bool> CheckConfigurationParsingAsync()
    {
        try
        {
            var config = _parser.ParseFile("config/production.tsk");
            return config != null && config.Count > 0;
        }
        catch
        {
            return false;
        }
    }
    
    private async Task<bool> CheckDatabaseConnectionAsync()
    {
        try
        {
            var result = await _databaseAdapter.QueryAsync("SELECT 1");
            return result != null && result.Count > 0;
        }
        catch
        {
            return false;
        }
    }
    
    private async Task<bool> CheckCacheConnectionAsync()
    {
        try
        {
            var testKey = "health_check_test";
            var testValue = "test_value";
            await _cacheProvider.SetAsync(testKey, testValue, TimeSpan.FromMinutes(1));
            var retrieved = await _cacheProvider.GetAsync(testKey);
            return retrieved?.ToString() == testValue;
        }
        catch
        {
            return false;
        }
    }
    
    private async Task<bool> CheckConfigurationValidationAsync()
    {
        try
        {
            return _parser.Validate("config/production.tsk");
        }
        catch
        {
            return false;
        }
    }
}
// Program.cs - Register health checks
builder.Services.AddHealthChecks()
    .AddCheck<TuskLangHealthCheck>("tusklang_health_check")
    .AddCheck<DatabaseHealthCheck>("database_health_check")
    .AddCheck<CacheHealthCheck>("cache_health_check");
app.MapHealthChecks("/health", new HealthCheckOptions
{
    ResponseWriter = async (context, report) =>
    {
        context.Response.ContentType = "application/json";
        var response = new
        {
            status = report.Status.ToString(),
            checks = report.Entries.Select(e => new
            {
                name = e.Key,
                status = e.Value.Status.ToString(),
                description = e.Value.Description,
                duration = e.Value.Duration.TotalMilliseconds
            })
        };
        
        await context.Response.WriteAsJsonAsync(response);
    }
});

Logging and Metrics

// LoggingService.cs
using Microsoft.Extensions.Logging;
using Serilog;
using Serilog.Events;
public class TuskLangLoggingService
{
    private readonly ILogger<TuskLangLoggingService> _logger;
    private readonly IMetricsCollector _metricsCollector;
    
    public TuskLangLoggingService(ILogger<TuskLangLoggingService> logger, IMetricsCollector metricsCollector)
    {
        _logger = logger;
        _metricsCollector = metricsCollector;
    }
    
    public async Task LogConfigurationEventAsync(string eventType, string message, Dictionary<string, object> metadata = null)
    {
        var logData = new
        {
            EventType = eventType,
            Message = message,
            Timestamp = DateTime.UtcNow,
            Environment = Environment.GetEnvironmentVariable("APP_ENV"),
            InstanceId = Environment.GetEnvironmentVariable("INSTANCE_NAME"),
            Metadata = metadata ?? new Dictionary<string, object>()
        };
        
        _logger.LogInformation("Configuration event: {@LogData}", logData);
        
        // Record metrics
        await _metricsCollector.RecordAsync($"configuration_{eventType.ToLower()}", 1);
        
        if (metadata != null)
        {
            foreach (var kvp in metadata)
            {
                await _metricsCollector.RecordAsync($"configuration_{eventType.ToLower()}_{kvp.Key}", kvp.Value);
            }
        }
    }
    
    public async Task LogConfigurationErrorAsync(Exception ex, string operation, Dictionary<string, object> context = null)
    {
        var errorData = new
        {
            Error = ex.Message,
            StackTrace = ex.StackTrace,
            Operation = operation,
            Timestamp = DateTime.UtcNow,
            Environment = Environment.GetEnvironmentVariable("APP_ENV"),
            InstanceId = Environment.GetEnvironmentVariable("INSTANCE_NAME"),
            Context = context ?? new Dictionary<string, object>()
        };
        
        _logger.LogError(ex, "Configuration error: {@ErrorData}", errorData);
        
        // Record error metrics
        await _metricsCollector.RecordAsync("configuration_errors", 1);
        await _metricsCollector.RecordAsync($"configuration_error_{operation}", 1);
    }
}
// Program.cs - Configure logging
Log.Logger = new LoggerConfiguration()
    .MinimumLevel.Information()
    .MinimumLevel.Override("Microsoft", LogEventLevel.Warning)
    .Enrich.FromLogContext()
    .Enrich.WithProperty("Application", "TuskLangApp")
    .Enrich.WithProperty("Environment", Environment.GetEnvironmentVariable("APP_ENV"))
    .Enrich.WithProperty("InstanceId", Environment.GetEnvironmentVariable("INSTANCE_NAME"))
    .WriteTo.Console()
    .WriteTo.File("logs/tusklang-.log", rollingInterval: RollingInterval.Day)
    .WriteTo.Elasticsearch(new ElasticsearchSinkOptions(new Uri("http://elasticsearch:9200"))
    {
        AutoRegisterTemplate = true,
        AutoRegisterTemplateVersion = AutoRegisterTemplateVersion.ESv7,
        IndexFormat = "tusklang-logs-{0:yyyy.MM}"
    })
    .CreateLogger();
builder.Host.UseSerilog();

🔒 Security and Compliance

Secrets Management

// SecretsManagementService.cs
using Azure.Security.KeyVault.Secrets;
using Microsoft.Extensions.Configuration;
public class SecretsManagementService
{
    private readonly SecretClient _secretClient;
    private readonly IConfiguration _configuration;
    
    public SecretsManagementService(IConfiguration configuration)
    {
        _configuration = configuration;
        var keyVaultUrl = _configuration["KeyVault:Url"];
        var credential = new DefaultAzureCredential();
        _secretClient = new SecretClient(new Uri(keyVaultUrl), credential);
    }
    
    public async Task<string> GetSecretAsync(string secretName)
    {
        try
        {
            var secret = await _secretClient.GetSecretAsync(secretName);
            return secret.Value.Value;
        }
        catch (Exception ex)
        {
            Console.WriteLine($"Failed to retrieve secret {secretName}: {ex.Message}");
            throw;
        }
    }
    
    public async Task SetSecretAsync(string secretName, string secretValue)
    {
        try
        {
            await _secretClient.SetSecretAsync(secretName, secretValue);
        }
        catch (Exception ex)
        {
            Console.WriteLine($"Failed to set secret {secretName}: {ex.Message}");
            throw;
        }
    }
    
    public async Task<Dictionary<string, string>> GetConfigurationSecretsAsync()
    {
        var secretNames = new[]
        {
            "DB-PRIMARY-PASSWORD",
            "DB-REPLICA-PASSWORD",
            "REDIS-CLUSTER-PASSWORD",
            "MASTER-ENCRYPTION-KEY",
            "JWT-SECRET",
            "SESSION-SECRET",
            "INTERNAL-API-KEY",
            "EXTERNAL-API-KEY"
        };
        
        var secrets = new Dictionary<string, string>();
        
        foreach (var secretName in secretNames)
        {
            try
            {
                var secret = await GetSecretAsync(secretName);
                secrets[secretName.Replace("-", "_")] = secret;
            }
            catch (Exception ex)
            {
                Console.WriteLine($"Failed to retrieve secret {secretName}: {ex.Message}");
                // Use fallback or throw based on your requirements
            }
        }
        
        return secrets;
    }
}

🎯 Best Practices

1. Environment-Specific Configuration

Good: Environment-specific configuration
$environment: @env("APP_ENV", "development")
[database]
host: @if($environment == "production", "prod-db.example.com", "localhost")
port: @if($environment == "production", 5432, 5432)
ssl: @if($environment == "production", true, false)
[security]
encryption_enabled: @if($environment == "production", true, false)
log_level: @if($environment == "production", "error", "debug")

2. Secrets Management

// Good: Use secure secrets management
public async Task<Dictionary<string, object>> GetSecureConfigurationAsync(string filePath)
{
    var secrets = await _secretsManagementService.GetConfigurationSecretsAsync();
    
    foreach (var secret in secrets)
    {
        Environment.SetEnvironmentVariable(secret.Key, secret.Value);
    }
    
    return _parser.ParseFile(filePath);
}

3. Health Monitoring

// Good: Comprehensive health checks
app.MapHealthChecks("/health", new HealthCheckOptions
{
    ResponseWriter = async (context, report) =>
    {
        context.Response.ContentType = "application/json";
        var response = new
        {
            status = report.Status.ToString(),
            timestamp = DateTime.UtcNow,
            checks = report.Entries.Select(e => new
            {
                name = e.Key,
                status = e.Value.Status.ToString(),
                description = e.Value.Description,
                duration = e.Value.Duration.TotalMilliseconds
            })
        };
        
        await context.Response.WriteAsJsonAsync(response);
    }
});

4. Graceful Degradation

// Good: Graceful degradation with fallbacks
public async Task<Dictionary<string, object>> GetConfigurationWithFallbackAsync(string filePath)
{
    try
    {
        return await GetProductionConfigurationAsync(filePath);
    }
    catch (Exception ex)
    {
        _logger.LogError(ex, "Failed to load production configuration, using fallback");
        return GetFallbackConfiguration();
    }
}

🎉 You're Ready!

You've mastered production deployment with TuskLang! You can now:

- ✅ Deploy to multiple environments - Development, staging, and production - ✅ Use container orchestration - Docker, Kubernetes, and cloud platforms - ✅ Implement CI/CD pipelines - Automated deployment and testing - ✅ Monitor and observe - Health checks, logging, and metrics - ✅ Manage secrets securely - Key vaults and secure configuration - ✅ Scale applications - Load balancing and auto-scaling - ✅ Ensure compliance - Security and audit requirements

🔥 What's Next?

Ready to optimize and troubleshoot? Explore:

1. Best Practices - Production best practices and patterns 2. Troubleshooting - Common issues and solutions 3. Scaling Strategies - Handle massive scale

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"We don't bow to any king" - Your production deployment, your rules, your success.

Deploy with confidence and scale with power! 🚀