adapters: write a unique evox-product MCP config and stdio shim

src/adapters/claudeCode.js

@@ -1,6 +1,7 @@
 const fs = require('fs');
 const path = require('path');
 const { mergeJsonFile, copyHookScripts, verifyHookScriptCopies, appendSectionToFile, removeHookScripts, removeMarkedSection, assertSafeConfigDir, isEvolverHookCommand, buildSafeNodeHookCommand } = require('./hookAdapter');
+const productBridgeMcp = require('./productBridgeMcp');
 
 const HOOK_SCRIPTS_DIR_NAME = 'hooks';
 const EVOLVER_MARKER = '<!-- evolver-evolution-memory -->';
@@ -109,12 +110,19 @@ function install({ configRoot, evolverRoot, force }) {
     console.log('[claude-code] Injected evolution section into ' + claudeMdPath);
   }
 
+  const mcp = productBridgeMcp.installClaudeJson({ configRoot, evolverRoot, force });
+  if (mcp.changed) {
+    console.log('[claude-code] Wrote product-bridge MCP ' + mcp.path);
+  } else if (mcp.skipped) {
+    console.log('[claude-code] Left a user-owned evox-product MCP entry in place');
+  }
+
   console.log('[claude-code] Installation complete.');
 
   return {
     ok: true,
     platform: 'claude-code',
-    files: [settingsPath, claudeMdPath, ...copied],
+    files: [settingsPath, claudeMdPath, mcp.path, ...copied],
   };
 }
 
@@ -198,6 +206,7 @@ function verify({ configRoot }) {
       ? 'CLAUDE.md contains the managed evolution section'
       : 'CLAUDE.md is missing the managed evolution section',
   });
+  checks.push(...productBridgeMcp.verifyClaudeJson({ configRoot }).checks);
 
   return {
     ok: checks.every(check => check.ok),
@@ -282,6 +291,10 @@ function uninstall({ configRoot }) {
     changed = true;
   }
 
+  if (productBridgeMcp.uninstallClaudeJson({ configRoot })) {
+    changed = true;
+  }
+
   console.log(changed
     ? '[claude-code] Uninstalled evolver hooks.'
     : '[claude-code] No evolver hooks found to uninstall.');

src/adapters/codex.js

@@ -1,6 +1,7 @@
 const fs = require('fs');
 const path = require('path');
 const { mergeJsonFile, copyHookScripts, verifyHookScriptCopies, appendSectionToFile, removeHookScripts, removeMarkedSection, assertSafeConfigDir, isEvolverHookCommand } = require('./hookAdapter');
+const productBridgeMcp = require('./productBridgeMcp');
 
 const HOOK_SCRIPTS_DIR_NAME = 'hooks';
 const EVOLVER_MARKER = '<!-- evolver-evolution-memory -->';
@@ -209,8 +210,12 @@ function install({ configRoot, evolverRoot, force }) {
     try {
       const existing = JSON.parse(fs.readFileSync(hooksJsonPath, 'utf8'));
       if (existing._evolver_managed) {
+        const mcp = productBridgeMcp.installCodexToml({ configRoot, evolverRoot, force });
+        if (mcp.changed) {
+          console.log('[codex] Wrote product-bridge MCP ' + mcp.path);
+        }
         console.log('[codex] Evolver hooks already installed. Use --force to overwrite.');
-        return { ok: true, skipped: true };
+        return { ok: true, skipped: true, files: mcp.changed ? [mcp.path] : [] };
       }
     } catch { /* proceed */ }
   }
@@ -234,6 +239,13 @@ function install({ configRoot, evolverRoot, force }) {
     console.log('[codex] Injected evolution section into ' + agentsMdPath);
   }
 
+  const mcp = productBridgeMcp.installCodexToml({ configRoot, evolverRoot, force });
+  if (mcp.changed) {
+    console.log('[codex] Wrote product-bridge MCP ' + mcp.path);
+  } else if (mcp.skipped) {
+    console.log('[codex] Left a user-owned evox-product MCP table in place');
+  }
+
   console.log('[codex] Installation complete.');
 
   return {
@@ -319,6 +331,7 @@ function verify({ configRoot }) {
       ? 'AGENTS.md contains the managed evolution section'
       : 'AGENTS.md is missing the managed evolution section',
   });
+  checks.push(...productBridgeMcp.verifyCodexToml({ configRoot }).checks);
 
   return {
     ok: checks.every(check => check.ok),
@@ -396,6 +409,10 @@ function uninstall({ configRoot }) {
     changed = true;
   }
 
+  if (productBridgeMcp.uninstallCodexToml({ configRoot })) {
+    changed = true;
+  }
+
   if (removeMarkedSection(agentsMdPath, EVOLVER_MARKER)) {
     changed = true;
   }

src/adapters/hookAdapter.js

@@ -360,7 +360,9 @@ function removeEvolverHooks(filePath, { markerKey = '_evolver_managed' } = {}) {
       if (Object.keys(data.hooks).length === 0) delete data.hooks;
     }
     if (data.mcpServers) {
-      // Claude Code / Codex: hooks in mcpServers sub-key -- not relevant, skip
+      // Product-bridge MCP is owned by productBridgeMcp.js, not this
+      // hooks cleaner. Leaving mcpServers untouched avoids deleting a
+      // user server just because the file also carries _evolver_managed.
     }
     delete data[markerKey];
     const tmp = filePath + '.tmp';