Add comprehensive JSDoc documentation to api.d.ts

[Copilot]

The src/api.d.ts file lacked detailed documentation, making it difficult for extension developers to understand and correctly use the Jupyter extension API.

Changes

Added comprehensive JSDoc comments across all API surfaces:

Main API (Jupyter interface)

• API overview with usage patterns
• Lifecycle and activation timing guidance
• Code examples for common integration scenarios

Server Collection APIs

• Authentication schemes (token-based, header-based, custom)
• Security considerations and credential storage
• Eager vs lazy connection resolution patterns
• Auto-selection behavior and back-button implementation
• Provider implementation guidelines with error handling

Kernels API

• Kernel status transitions and state machine documentation
• Silent execution semantics (no execution count/history impact)
• Output format specifications including VS Code-specific MIME types
• Async iteration patterns with cancellation support

Documentation Scope

Each interface, method, and type now includes:

• Purpose and use cases
• Parameter and return value semantics
• Multiple practical code examples
• Error handling patterns
• Best practices and anti-patterns
• Cross-references to related APIs

Example:

/**
 * Executes code in the kernel without affecting the execution count or history.
 * 
 * **Use Cases:**
 * - Running utility code (setup, cleanup, inspection)
 * - Querying kernel state without side effects
 * - Background data fetching or validation
 * 
 * @param code The code string to execute
 * @param token Cancellation token for execution control
 * @returns Async iterable of outputs as they're produced
 * 
 * @example
 * const outputs = kernel.executeCode('print("Hello")', token);
 * for await (const output of outputs) {
 *     // Process streaming outputs...
 * }
 */
executeCode(code: string, token: CancellationToken): AsyncIterable<Output>;

Metrics: Expanded from 243 to 1,849 lines (660% increase in documentation density)

Original prompt

add more comments to this file

[Chronological Review: The conversation began with a user request to explain the contents of the `src/api.d.ts` file in the `vscode-jupyter` repository. The user provided context about the current date and repository details, but no further actions or responses were executed after the initial request.]

[Intent Mapping: The explicit user request was to "Explain contents of src/api.d.ts," indicating a need for understanding the structure and purpose of this TypeScript declaration file.]

[Technical Inventory: The repository is named vscode-jupyter, owned by microsoft, and the current branch is main. The user is interested in the TypeScript declaration file located at src/api.d.ts. No specific technologies or frameworks were mentioned in the conversation.]

[Code Archaeology: The focus is on the src/api.d.ts file, but no specific functions or code segments were discussed or modified in the conversation.]

[Progress Assessment: The conversation has not progressed beyond the initial request for an explanation of the src/api.d.ts file. No tasks have been completed or are pending.]

[Context Validation: The context needed to continue is captured, specifically the user's request for an explanation of a specific file in the repository.]

[Recent Commands Analysis: The last agent command was the user request to explain the contents of src/api.d.ts. No tool results were generated as the conversation did not proceed beyond this request. The immediate pre-summarization state was awaiting a response to the user's request.]

1. Conversation Overview: - Primary Objectives: The user requested to "Explain contents of src/api.d.ts," indicating a desire to understand the file's structure and purpose. - Session Context: The conversation has been focused solely on the user's request regarding the `src/api.d.ts` file, with no further actions taken. - User Intent Evolution: The user's intent has remained consistent, seeking clarity on a specific file within the repository.

2. Technical Foundation:

• Repository Name: vscode-jupyter
• Owner: microsoft
• Current Branch: main
• File of Interest: src/api.d.ts

3. Codebase Status:

• File Name: src/api.d.ts
• Purpose: This file is a TypeScript declaration file, typically used to define the types and interfaces for the API exposed by the module.
• Current State: No modifications or changes have been discussed in the conversation.
• Key Code Segments: Not applicable as no specific segments were mentioned.
• Dependencies: Not applicable as no relationships with other components were discussed.

4. Problem Resolution:

• Issues Encountered: None reported as the conversation has not progressed beyond the initial request.
• Solutions Implemented: None applicable.
• Debugging Context: No ongoing troubleshooting efforts were mentioned.
• Lessons Learned: No insights or patterns have been discovered due to the lack of further discussion.

5. Progress Tracking:

• Completed Tasks: No tasks have been completed.
• Partially Complete Work: The request for an explanation of src/api.d.ts is pending.
• Validated Outcomes: No features or code have been confirmed working through testing.

6. Active Work State:

• Current Focus: The agent was focused on responding to the user's request regarding the src/api.d.ts file.
• Recent Context: The last exchange was the user asking for an explanation of the file.
• Working Code: No code snippets were discussed recently.
• Immediate Context: The specific problem being addressed was the user's request for information about src/api.d.ts.

7. Recent Operations:

• Last Agent Commands: The last command was the user request to explain the contents of src/api.d.ts.
• Tool Results Summary: No tool results were generated as the conversation did not proceed beyond the request.
• Pre-Summary State: The agent was awaiting a response to the user's request when the token budget was exceeded.
• Operation Context: The command was executed in direct relation to the user's goal of understanding the contents of a specific file in the repository.

8. Continuation Plan:

• Pending Task 1: Provide an explanation of the contents of src/api.d.ts.
• Priority Information: The explanation of src/api.d.ts is the most urgent task.
• Next Action: The immediate next step is to respond to the user's request with a detailed explanation of the file's contents.

Created from VS Code via the GitHub Pull Request extension.

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