docs: add API docs reference, remove Contributing

Amolith created 

Assisted-by: Claude Sonnet 4 via Crush

Change summary

AGENTS.md | 10 ++--------
1 file changed, 2 insertions(+), 8 deletions(-)

Detailed changes

AGENTS.md 🔗 

@@ -8,6 +8,8 @@ SPDX-License-Identifier: CC0-1.0
 
 MCP server exposing Lunatask (task/habit tracker) to LLMs via SSE. Primary use case: Home Assistant voice assistant says "remind me to call mom tomorrow" → HA's LLM calls this server's `create_task` tool → task appears in Lunatask.
 
+All of Lunatask's API docs are local (uncommitted), so feel free to read them _liberally_ while working on the client. The index, telling you which files to read for which topics, is in lunatask/docs/index.md
+
 ## Commands
 
 ```sh
@@ -50,11 +52,3 @@ lunatask/                   → HTTP client for Lunatask API
 - `update_task` MCP tool requires `name` even for partial updates
 - No tests exist yet
 - All files need SPDX headers (`just reuse` checks this)
-
-## Contributing
-
-Patches via [pr.pico.sh](https://pr.pico.sh/r/amolith/llm-projects):
-
-```sh
-git format-patch origin/main --stdout | ssh pr.pico.sh pr create amolith/llm-projects
-```