Refactor AI workspace for improved context management and communication integration

- Introduced new commands and skills for workspace memory curation, professional communication, and status reporting.
- Updated existing commands to utilize new skills and improve clarity in instructions.
- Created a new workspace context command to load reusable core and active project profile.
- Enhanced Mattermost inbox integration with support for generic environment variables.
- Established a clear separation between project-independent core logic and project-specific profiles.
- Improved documentation across various files to reflect changes in workflow and command usage.
- Added operational memory management rules to ensure accurate context promotion and correction.
- Updated README and workflow documents to guide users in utilizing the new structure effectively.

profiles/example/profile.md

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+# Example Project Profile
+
+## Purpose
+
+Non-sensitive example profile showing how a new project can reuse the workspace core without inheriting another project's context.
+
+---
+
+## Project
+
+- Name: Example Project
+- Workspace role: companion AI workspace
+- Primary use: memory, status drafting, work-item tracking, and communication polishing
+
+---
+
+## Communication Sources
+
+- Live communication: configure a connector if needed
+- Historical archive: optional
+- Recommended generic variables:
+  - `AIW_PROJECT_PROFILE=example`
+  - `AIW_CHANNEL_PREFIX=example`
+  - `AIW_MATTERMOST_SYNC_CMD=<optional>`
+  - `AIW_SLACK_EXPORT_PATH=<optional>`
+
+---
+
+## Work System
+
+- Use `ai/work-items/` for active units of work
+- Use any ticket ID format relevant to the project
+- Keep approved titles or explicit task names visible for recurring updates
+
+---
+
+## Context
+
+Project-specific durable context should live under `ai/context/`.
+
+Do not place company secrets, raw exports, credentials, or private communication transcripts in the profile.
+
+---
+
+## Suggested Commands
+
+- `/workspace-context`
+- `/communication-sync`
+- `/archive-import`
+- `/standup`
+- `/manager-update`
+- `/translate`
+- `/ai-prompt`
+
+## Suggested Generic Skills
+
+- `workspace-memory-curation`
+- `professional-communication`
+- `status-reporting`
+- `ai-prompt-engineering`