test: share multimodal snapshot composition

snapshots/session/multimodal-spill-middle/cordis.snapshot.yml

@@ -1,59 +0,0 @@
-# Keyless replay for the read-image success scenario. This profile patch swaps
-# the adapter and re-pins the recorded vision model. The replay catalog declares image input,
-# so the strict read_image gate accepts the route and the tool result carries
-# the durable image block.
-- id: llm-deepseek
-  name: '@deepseek-ai/dsh-llm-deepseek'
-  disabled: true
-
-- id: agent-default-model
-  name: '@deepseek-ai/dsh-agent-default-model'
-  config:
-    provider: deepseek-official
-    model: deepseek-v4-flash-vision-exp
-
-- id: session-persistence-jsonl
-  name: '@deepseek-ai/dsh-session-persistence-jsonl'
-  config:
-    root: !!js dshHomePath('sessions')
-    compression: none
-
-- id: agent-instructions
-  name: '@deepseek-ai/dsh-agent-instructions'
-  config:
-    maxBytes: 65536
-
-- id: system-prompt
-  name: '@deepseek-ai/dsh-system-prompt'
-  config:
-    personaPrefix: |
-      You are a coding assistant powered by the {{model}} model. Your working directory is {{cwd}}. Your bash tool runs under a file sandbox — a `[sandbox: file access denied …]` result is policy, not a command bug.
-
-      Verify your work by running the code or tests. Keep answers brief and factual.
-
-- insert:
-    - id: llm-replay
-      name: '@deepseek-ai/dsh-llm-replay'
-      config:
-        providers:
-          - id: deepseek-official
-            name: DeepSeek
-            models:
-              - id: deepseek-v4-flash
-                inputModalities: [text]
-              - id: deepseek-v4-pro
-                inputModalities: [text]
-              - id: deepseek-v4-flash-vision-exp
-                inputModalities: [text, image]
-                imageRequestTokens: 169
-
-- id: attachment-local
-  name: '@deepseek-ai/dsh-attachment-local'
-
-- id: spill-policy
-  name: '@deepseek-ai/dsh-spill-policy'
-  config:
-    maxInlineTokens: 1000
-
-- insert:
-    - name: './fixture.mjs'

snapshots/session/multimodal-spill-middle/cordis.yml

@@ -1,39 +0,0 @@
-# Image-scenario overlay: adds the durable attachment store the read_image tool
-# commits through. The store resolves its root from $DSH_HOME, which the
-# snapshot harness scopes per run, so the patch itself carries no attachment
-# path. The default-model row selects the shipped vision model.
-- id: agent-default-model
-  name: '@deepseek-ai/dsh-agent-default-model'
-  config:
-    provider: deepseek-official
-    model: deepseek-v4-flash-vision-exp
-
-- id: session-persistence-jsonl
-  name: '@deepseek-ai/dsh-session-persistence-jsonl'
-  config:
-    root: !!js dshHomePath('sessions')
-    compression: none
-
-- id: agent-instructions
-  name: '@deepseek-ai/dsh-agent-instructions'
-  config:
-    maxBytes: 65536
-
-- id: system-prompt
-  name: '@deepseek-ai/dsh-system-prompt'
-  config:
-    personaPrefix: |
-      You are a coding assistant powered by the {{model}} model. Your working directory is {{cwd}}. Your bash tool runs under a file sandbox — a `[sandbox: file access denied …]` result is policy, not a command bug.
-
-      Verify your work by running the code or tests. Keep answers brief and factual.
-
-- id: attachment-local
-  name: '@deepseek-ai/dsh-attachment-local'
-
-- id: spill-policy
-  name: '@deepseek-ai/dsh-spill-policy'
-  config:
-    maxInlineTokens: 1000
-
-- insert:
-    - name: './fixture.mjs'

snapshots/session/multimodal-spill-middle/fixture.mjs

@@ -1,17 +0,0 @@
-/** Deterministic MCP screenshot result for real-profile retention replay. */
-import { createMcpToolDefinition } from '@deepseek-ai/dsh-mcp-client'
-
-export const inject = ['tools', 'attachments']
-
-/** Register the fixed text/image sequence used by the snapshot model. */
-export function apply(ctx) {
-  const image = { type: 'image', mimeType: 'image/png', data: 'iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAIAAACQd1PeAAAACXBIWXMAAAPoAAAD6AG1e1JrAAAADElEQVQImWNgZGIGAAAOAAeCcsnOAAAAAElFTkSuQmCC' }
-  const text = value => ({ type: 'text', text: value })
-  ctx.effect(() => ctx.tools.register(createMcpToolDefinition(ctx, {
-    name: 'mcp__fixture__inspect', rawName: 'inspect', description: 'Read a fixed window snapshot.',
-    inputSchema: { type: 'object', properties: { layout: { type: 'string', enum: ['ends', 'middle'] } }, required: ['layout'] },
-    call: async ({ layout }) => ({ content: layout === 'ends'
-      ? [text('A'), image, text('B'.repeat(20000)), image, text('C')]
-      : [text('A'.repeat(8000)), image, text('C'.repeat(8000))] }),
-  })))
-}