feat: Claude Code slash commands for Task Master (#774)

* Fix Cursor deeplink installation with copy-paste instructions (#723)

* fix: expand-task (#755)

* docs: Update o3 model price (#751)

* docs: Auto-update and format models.md

* docs: Auto-update and format models.md

* feat: Add Claude Code task master commands

Adds Task Master slash commands for Claude Code under /project:tm/ namespace

---------

Co-authored-by: Joe Danziger <joe@ticc.net>
Co-authored-by: Ralph Khreish <35776126+Crunchyman-ralph@users.noreply.github.com>
Co-authored-by: Volodymyr Zahorniak <7808206+zahorniak@users.noreply.github.com>
Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: neno-is-ooo <204701868+neno-is-ooo@users.noreply.github.com>

.claude/commands/tm/set-status/to-in-progress.md

@@ -0,0 +1,36 @@
+Start working on a task by setting its status to in-progress.
+
+Arguments: $ARGUMENTS (task ID)
+
+## Starting Work on Task
+
+This command does more than just change status - it prepares your environment for productive work.
+
+## Pre-Start Checks
+
+1. Verify dependencies are met
+2. Check if another task is already in-progress
+3. Ensure task details are complete
+4. Validate test strategy exists
+
+## Execution
+
+```bash
+task-master set-status --id=$ARGUMENTS --status=in-progress
+```
+
+## Environment Setup
+
+After setting to in-progress:
+1. Create/checkout appropriate git branch
+2. Open relevant documentation
+3. Set up test watchers if applicable
+4. Display task details and acceptance criteria
+5. Show similar completed tasks for reference
+
+## Smart Suggestions
+
+- Estimated completion time based on complexity
+- Related files from similar tasks
+- Potential blockers to watch for
+- Recommended first steps