Stop installing Deno in the action

.agents/memory/bot-agents-migration-decisions.md

@@ -1,5 +1,5 @@
 ---
-description: bot-agents migration decisions: live @main action for six repos, JSON profiles, Node 24.2+, Deno kept only for agents, no eslint-plugin-* packages needed
+description: bot-agents migration decisions: live @main action for six repos, JSON profiles, Node 24.2+, no eslint-plugin-* packages needed
 ---
 
 Decisions for `commons/bot-agents` (Capsulizers Gitea), from the Deno to
@@ -18,10 +18,6 @@ Node + Vite+ migration (PR #20, `node-migration`, 2026-10-15/16):
 - **Node 24.2+**, not 22: `src/post.ts` uses `import.meta.main`. There is no
   `engines` (user decision 2026-10-18): the `node:24-bookworm` job image
   decides the version ([[bot-agents-runtime-no-build]]).
-- **Deno stays in the action's global npm install** (`action.yml`), only
-  because the agents still check Deno-based consumer repos (memona,
-  memona-home). Remove it once those repos have moved; it is not a
-  dependency of this repo's TypeScript.
 - **No `eslint-plugin-*` packages** (`eslint-plugin-explicit-types`,
   `eslint-plugin-import-structure`, `eslint-plugin-lit-robust`; unscoped
   since 2026-10-18, formerly `@cunarist/...`). The Deno setup enabled no

AGENTS.md

@@ -48,6 +48,5 @@ list live in `scripts/project-lint.ts`. Lint disable comments are not allowed;
 fix the source instead.
 
 The composite action uses npm only to install the externally distributed
-Claude Code, Codex, and OpenCode command-line tools, plus Deno for agents that
-check Deno-based repositories; do not treat those vendor executables as
-repository TypeScript dependencies.
+Claude Code, Codex, and OpenCode command-line tools; do not treat those
+vendor executables as repository TypeScript dependencies.

action.yml

@@ -16,11 +16,10 @@ runs:
         fetch-depth: 0
         token: ${{ gitea.token }}
     # This step assumes this is `node:24-bookworm` container. The action runs
-    # its TypeScript on that Node directly; Deno stays for the agents, which
-    # still check Deno-based repositories with it.
+    # its TypeScript on that Node directly.
     - name: Install dependencies
       shell: bash
-      run: npm install -g @openai/codex @anthropic-ai/claude-code opencode-ai deno
+      run: npm install -g @openai/codex @anthropic-ai/claude-code opencode-ai
     # A local action lives inside the writable checkout. Execute a root-owned
     # copy so an agent changing this repository cannot replace a later phase.
     - name: Protect action source

tests/workflow.test.ts

@@ -162,6 +162,11 @@ test("installs the OpenCode CLI", async () => {
   assert(action.includes("opencode-ai"));
 });
 
+test("does not install Deno", async () => {
+  const action = await readFile("action.yml", "utf8");
+  expect(action).not.toMatch(/\bdeno\b/iu);
+});
+
 test("profile preparation does not receive provider credentials", async () => {
   const runner = await readFile("src/run.ts", "utf8");
   assert(runner.includes("await prepareProfile(profile);"));