fix: add multimodal-looker to Zod config schema (#36)

The agent was missing from AgentNameSchema and AgentOverridesSchema,
causing model overrides in oh-my-opencode.json to be silently dropped.

Co-authored-by: Amp <amp@ampcode.com>

assets/oh-my-opencode.schema.json

@@ -27,7 +27,8 @@
           "librarian",
           "explore",
           "frontend-ui-ux-engineer",
-          "document-writer"
+          "document-writer",
+          "multimodal-looker"
         ]
       }
     },
@@ -63,7 +64,8 @@
           "librarian",
           "explore",
           "frontend-ui-ux-engineer",
-          "document-writer"
+          "document-writer",
+          "multimodal-looker"
         ]
       },
       "additionalProperties": {

src/config/schema.ts

@@ -22,6 +22,7 @@ export const AgentNameSchema = z.enum([
   "explore",
   "frontend-ui-ux-engineer",
   "document-writer",
+  "multimodal-looker",
 ])
 
 export const HookNameSchema = z.enum([
@@ -65,6 +66,7 @@ export const AgentOverridesSchema = z
     explore: AgentOverrideConfigSchema.optional(),
     "frontend-ui-ux-engineer": AgentOverrideConfigSchema.optional(),
     "document-writer": AgentOverrideConfigSchema.optional(),
+    "multimodal-looker": AgentOverrideConfigSchema.optional(),
   })
   .partial()