refactor: apply repository naming contract

Apply the accepted pre-release package, service, type, directory, and role renames as one repository-wide change.

packages/session/session-title-first-prompt-llm/src/index.ts

@@ -0,0 +1,40 @@
+/** First-human-message model provider for `ctx.sessionTitle`. */
+
+import type { Context } from '@deepseek-ai/cordis'
+import z from '@deepseek-ai/schemastery'
+import {
+  registerSessionTitleLlmProvider,
+  SessionTitleLlmConfigFields,
+} from '@deepseek-ai/dsh-session-title-llm'
+import type { SessionTitleLlmConfig } from '@deepseek-ai/dsh-session-title-llm'
+
+export const name = 'session-title-first-prompt-llm'
+export const inject = ['sessionTitle', 'llm', 'sessions']
+
+/** Required LLM policy; this plugin adds no defaults. */
+export type Config = SessionTitleLlmConfig
+/** Loader schema shared with the all-messages provider. */
+/* jscpd:ignore-start -- Loader requires each plugin to export its own statically walkable schema; the field validators remain shared. */
+export const Config: z<Config> = z.object({
+  targetWords: SessionTitleLlmConfigFields.targetWords,
+  targetCjkCharacters: SessionTitleLlmConfigFields.targetCjkCharacters,
+  maxInputBytes: SessionTitleLlmConfigFields.maxInputBytes,
+  maxOutputTokens: SessionTitleLlmConfigFields.maxOutputTokens,
+  timeoutMs: SessionTitleLlmConfigFields.timeoutMs,
+  provider: SessionTitleLlmConfigFields.provider,
+  model: SessionTitleLlmConfigFields.model,
+})
+/* jscpd:ignore-end */
+
+/**
+ * Register the first-prompt model provider.
+ * @param ctx - context exposing session-title, LLM, and session services.
+ * @param config - required route, target, byte, token, and timeout policy.
+ */
+export function apply(ctx: Context, config: Config): void {
+  registerSessionTitleLlmProvider(ctx, config, name, 'first-prompt', (messages) => {
+    const first = messages[0]
+    if (first === undefined) throw new Error('first-prompt title provider requires one human message')
+    return [first]
+  })
+}

packages/session/session-title-first-prompt-llm/src/invariant.ts

@@ -0,0 +1,30 @@
+/**
+ * Package-owned invariant companion for `@deepseek-ai/dsh-session-title-first-prompt-llm`.
+ * @module @deepseek-ai/dsh-session-title-first-prompt-llm/invariant
+ */
+
+/* jscpd:ignore-start */
+import type { Context } from '@deepseek-ai/cordis'
+import type { InvariantInstaller } from '@deepseek-ai/dsh-invariants'
+
+const PACKAGE_NAME = '@deepseek-ai/dsh-session-title-first-prompt-llm'
+
+/** Cordis companion plugin name. */
+export const name = 'session-title-first-prompt-llm-invariant'
+/** Service required before the companion can reserve package ownership. */
+export const inject = ['invariants']
+
+/**
+ * No runtime invariant: this thin provider delegates request and result validation to the shared
+ * title service and LLM helper and retains no independent mutable state.
+ */
+const install: InvariantInstaller = () => {}
+
+/**
+ * Register this package's invariant companion.
+ * @param ctx - Cordis context carrying the invariant service.
+ * @returns the installed registration's disposer after setup succeeds.
+ */
+export const apply = (ctx: Context): Promise<() => void> =>
+  Promise.resolve(ctx.invariants.register(PACKAGE_NAME, install))
+/* jscpd:ignore-end */