chore(rename): railiance-hosts → railiance-infra

Update all operational references to reflect the new repo name per
ADR-003 (OAS S1 Infrastructure Substrate). Historical text in ADRs
and state-hub-inbox files preserved as-is. Gitea remote URL updated
locally (Gitea repo rename is a manual step).

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

CLAUDE.md

@@ -1,4 +1,4 @@
-# RailianceHosts — Claude Code Instructions
+# railiance-infra — Claude Code Instructions
 
 ## Custodian State Hub Integration
 
@@ -35,7 +35,7 @@ Output a concise brief covering:
 1. **Active workstreams** (from state hub) for the `railiance` domain — title,
    task counts, any blocking decisions
 2. **Pending tasks for this repo** — from local `workplans/` files (Step 2)
-   plus any state hub tasks with `[repo:railiance-hosts]` in their title
+   plus any state hub tasks with `[repo:railiance-infra]` in their title
 3. **Goal guidance** — if the summary contains a `goal_guidance` key, act on it:
    - **`needs_workplan`** entries: for each active repo goal with no linked workstream,
      surface it as the top suggested action — *"Repo goal '{title}' has no workplan yet.
@@ -135,7 +135,7 @@ Work items MUST originate as files in this repo before being registered in the h
 `state_hub_workstream_id`, `state_hub_task_id` (per task)
 
 When another domain's agent identifies work for this repo, it creates a state hub
-task with `[repo:railiance-hosts]` in the title (an **ecosystem todo**). You will
+task with `[repo:railiance-infra]` in the title (an **ecosystem todo**). You will
 see it at session start via `get_domain_summary("railiance")`. When you pick it up, create
 the corresponding workplan file in `workplans/` (ADR-001) and begin work.
 
@@ -170,7 +170,7 @@ update_contribution_status(contribution_id="<uuid>", status="submitted")
 After updating dependencies, re-ingest the SBOM:
 ```bash
 cd ~/the-custodian/state-hub
-make ingest-sbom REPO=railiance-hosts SCAN=1 REPO_PATH=$(pwd)
+make ingest-sbom REPO=railiance-infra SCAN=1 REPO_PATH=$(pwd)
 ```
 
 Check compliance: `http://localhost:3000/repos`