chore: release v1.0.0-alpha.1

- Add CHANGELOG.md documenting initial release features
- Update version to 1.0.0 in pyproject.toml

CHANGELOG.md

@@ -0,0 +1,62 @@
+# Changelog
+
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
+and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
+
+## [1.0.0] - 2026-01-01
+
+Initial release of grist-mcp, an MCP server for AI agents to interact with Grist spreadsheets.
+
+### Added
+
+#### Core Features
+- **MCP Server**: Full Model Context Protocol implementation with SSE transport
+- **Token-based Authentication**: Secure agent authentication via `GRIST_MCP_TOKEN`
+- **Granular Permissions**: Per-document access control with `read`, `write`, and `schema` scopes
+- **Multi-tenant Support**: Configure multiple Grist instances and documents
+
+#### Discovery Tools
+- `list_documents`: List accessible documents with their permissions
+
+#### Read Tools
+- `list_tables`: List all tables in a document
+- `describe_table`: Get column metadata (id, type, formula)
+- `get_records`: Fetch records with optional filter, sort, and limit
+- `sql_query`: Execute read-only SELECT queries
+
+#### Write Tools
+- `add_records`: Insert new records into a table
+- `update_records`: Modify existing records by ID
+- `delete_records`: Remove records by ID
+
+#### Schema Tools
+- `create_table`: Create new tables with column definitions
+- `add_column`: Add columns to existing tables
+- `modify_column`: Change column type or formula
+- `delete_column`: Remove columns from tables
+
+#### Infrastructure
+- **Docker Support**: Multi-stage Dockerfile with non-root user
+- **Docker Compose**: Ready-to-deploy configuration with environment variables
+- **Health Endpoint**: `/health` for container orchestration readiness checks
+- **SSE Transport**: Server-Sent Events for MCP client communication
+- **Environment Variable Substitution**: `${VAR}` syntax in config files
+
+#### Testing
+- **Unit Tests**: Comprehensive coverage with pytest-httpx mocking
+- **Integration Tests**: Docker-based tests with ephemeral containers
+- **Rich Test Runner**: Progress display for test execution
+- **Test Isolation**: Dynamic port discovery for parallel test runs
+
+#### Developer Experience
+- **Makefile**: Commands for testing, building, and deployment
+- **Dev Environment**: Docker Compose setup for local development
+- **MCP Config Display**: Startup message with client configuration snippet
+
+### Security
+- SQL injection prevention with SELECT-only query validation
+- API key isolation per document
+- Token validation at startup (no runtime exposure)
+- Non-root container execution

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "grist-mcp"
-version = "0.1.0"
+version = "1.0.0"
 description = "MCP server for AI agents to interact with Grist documents"
 requires-python = ">=3.14"
 dependencies = [