**Motivations:**
- Manage ia-dev-gateway, tools-bridge and orchestrator as user services.
- Provide a repeatable install path aligned with existing systemd patterns.
**Root causes:**
- N/A
**Correctifs:**
- N/A
**Evolutions:**
- Add systemd user unit templates for ia-dev-gateway, smart-ide-tools-bridge and smart-ide-orchestrator.
- Add an install script and document it in docs/repo/systemd-units.md.
**Pages affectées:**
- N/A
- Add packages/smart-ide-upstreams (versioned dist) for resolveUpstream + listUpstreamKeys
- Wire smart-ide-global-api and smart-ide-sso-gateway via file: dependency
- Add systemd user unit templates and install-smart-ide-gateway-systemd-user.sh (SSO After/Requires global API)
- Update docs and VERSION 0.0.3
- Default PULL_SYNC_LOG to logs/git-pull-projects.log; add logs/README and gitignore
- Add services/ia_dev integration README and .env.example
- Replace docs/ia_dev-submodule.md with ia_dev-module.md; update ecosystem and README links
- Point ia_dev submodule to commit with smart_ide_logs.sh
