chore: remove outdated readme

tools/README.md

@@ -1,21 +0,0 @@
-# Railiance Tools
-
-## create_railiance_repo.sh
-Creates a new Railiance repo in Gitea (user or org), with a minimal scaffold.
-
-**Requires:** `~/.railiance_gitea.conf`
-
-```bash
-GITEA_URL="https://git.example.com"
-GITEA_USER="your-username"
-GITEA_ORG=""   # or your org name
-GITEA_TOKEN="xxxxxxxxxxxxxxxx"  # scopes: read:user + write:repository
-
-
-## Usage
-./tools/create_railiance_repo.sh
-./tools/create_railiance_repo.sh --repo my-repo --public --desc "My desc"
-./tools/create_railiance_repo.sh --org coulomb
-
-## Misc
-The script relies on your Git credential helper or SSH key for the initial push.