docs(agents): no-wiki-in-Redmine ruling + fix tooling-cli paths [#441]

Discourse is the sole documentation space; Redmine wikis stay disabled
(verified 0/62 projects). Also repointed the stale redmine/discourse CLI
AGENTS.md references to ukrrs/connectors/KNEL-AIMiddleware.

Detail: https://projects.knownelement.com/issues/441 (latest note)

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Assisted-by: Crush:glm-5.2

AGENTS.md

@@ -331,6 +331,10 @@ preserves wiki edit history automatically.
 Code (scripts, configs, playbooks) still lives in git as the source of truth
 for executables. Only *documentation* moved to Discourse.
 
+**Redmine wikis stay disabled — Discourse is the sole documentation space**
+(founder ruling, 2026-09-02). All Redmine projects have the wiki module off
+(verified 0/62, 2026-09-02); never enable it on new or existing projects.
+
 ## Top-level files
 
 All `.md` files now point to Discourse. The key pointers:
@@ -473,7 +477,7 @@ tracker after create (python escape hatch: `tracker_id=3`). [2026-08-27]
 Tickets are managed via the `redmine-cli` container, invoked directly
 with `docker run` (no wrapper script). Full command reference, patterns, and
 the subtask escape hatch live in the CLI's own `AGENTS.md`
-(`~/projects/KNEL-AIMiddleware/tooling-cli/redmine/AGENTS.md`) — read it
+(`~/projects/ukrrs/connectors/KNEL-AIMiddleware/tooling-cli/redmine/AGENTS.md`) — read it
 for anything beyond the basics.
 
 ```bash
@@ -530,7 +534,7 @@ session, an agent MUST:
 Wiki topics are managed via the `discourse-cli` container, invoked directly
 with `docker run` (no wrapper script). Full command reference, patterns, and
 the raw-API escape hatch live in the CLI's own `AGENTS.md`
-(`~/projects/KNEL-AIMiddleware/tooling-cli/discourse/AGENTS.md`) — read it
+(`~/projects/ukrrs/connectors/KNEL-AIMiddleware/tooling-cli/discourse/AGENTS.md`) — read it
 for anything beyond the basics.
 
 ```bash