Add the Arcane architecture diagram

[s-vitaliy]

Added the diagram as in the picture below:

[github-actions]

File	Coverage
All files	73%	✅
logging/ZIOLogAnnotations.scala	74%	✅
models/app/StreamContext.scala	0%	❌
models/batches/SqlServerChangeTracking.scala	90%	✅
models/batches/SqlServerChangeTracking.scala	86%	✅
models/cdm/SimpleCdmModel.scala	88%	✅
models/cdm/CdmParser.scala	89%	✅
models/cdm/CdmParser.scala	93%	✅
models/queries/MergeQuerySegment.scala	88%	✅
models/queries/MergeQuery.scala	85%	✅
models/queries/MergeQuerySegment.scala	85%	✅
models/schemas/ArcaneSchema.scala	92%	✅
models/schemas/DataCell.scala	71%	✅
models/schemas/DataCell.scala	0%	❌
models/schemas/ArcaneSchema.scala	0%	❌
models/schemas/DataCell.scala	0%	❌
models/settings/TablePropertiesSettings.scala	98%	✅
services/app/StreamRunnerServiceImpl.scala	0%	❌
services/app/PosixStreamLifetimeService.scala	0%	❌
services/caching/schema_cache/MutableSchemaCache.scala	97%	✅
services/filters/FieldsFilteringService.scala	91%	✅
services/filters/ColumnSummaryFieldsFilteringService.scala	88%	✅
services/hooks/manager/EmptyHookManager.scala	0%	❌
services/hooks/manager/EmptyHookManager.scala	0%	❌
services/iceberg/IcebergS3CatalogWriter.scala	90%	✅
services/iceberg/SchemaConversions.scala	28%	❌
services/iceberg/IcebergCatalogCredential.scala	60%	✅
services/merging/JdbcMergeServiceClient.scala	36%	❌
services/merging/JdbcMergeServiceClient.scala	94%	✅
services/mssql/MsSqlDataProvider.scala	62%	✅
services/mssql/MsSqlBackfillOverwriteBatchFactory.scala	0%	❌
services/mssql/MsSqlDataProvider.scala	68%	✅
services/mssql/MsSqlStreamingDataProvider.scala	61%	✅
services/mssql/QueryProvider.scala	93%	✅
services/mssql/MsSqlConnection.scala	92%	✅
services/mssql/SqlSchema.scala	83%	✅
services/mssql/MsSqlHookManager.scala	0%	❌
services/mssql/query/LazyQueryResult.scala	86%	✅
services/mssql/query/ScalarQueryResult.scala	66%	✅
services/mssql/query/LazyQueryResult.scala	66%	✅
services/storage/models/amazon/AmazonS3StoragePath.scala	80%	✅
services/storage/models/azure/AzureModelConversions.scala	98%	✅
services/storage/models/azure/AdlsStoragePath.scala	86%	✅
services/storage/models/base/StoredBlob.scala	0%	❌
services/storage/services/azure/AzureBlobStorageReader.scala	71%	✅
services/streaming/base/StreamGraphBuilder.scala	0%	❌
services/streaming/graph_builders/GenericStreamingGraphBuilder.scala	48%	✅
services/streaming/graph_builders/backfill/GenericBackfillOverwriteGraphBuilder.scala	53%	✅
services/streaming/graph_builders/backfill/GenericBackfillMergeGraphBuilder.scala	83%	✅
services/streaming/processors/batch_processors/backfill/BackfillApplyBatchProcessor.scala	87%	✅
services/streaming/processors/batch_processors/backfill/BackfillDisposeBatchProcessor.scala	0%	❌
services/streaming/processors/batch_processors/streaming/DisposeBatchProcessor.scala	68%	✅
services/streaming/processors/transformers/StagingProcessor.scala	87%	✅
services/synapse/SynapseLinkStreamingDataProvider.scala	72%	✅
services/synapse/SynapseEntitySchemaProvider.scala	84%	✅
services/synapse/SynapseBackfillOverwriteBatchFactory.scala	0%	❌
services/synapse/SynapseHookManager.scala	95%	✅
services/synapse/base/SynapseLinkDataProvider.scala	52%	✅
services/synapse/base/SynapseLinkReader.scala	60%	✅
utils/SqlUtils.scala	55%	✅

Minimum allowed coverage is 40%

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