feat: tweaking of newsletter prompt

utils/anthropic/tool.ts

@@ -0,0 +1,37 @@
+export interface BaseTool {
+  readonly name: string;
+  readonly input_schema: {
+    readonly type: 'object';
+    readonly properties: Record<string, unknown>;
+    readonly required?: readonly string[];
+    readonly description?: string;
+  };
+}
+
+export interface NewsletterTool {
+  title: string;
+  content: string;
+  focus: string;
+}
+
+export const newsletterTool: BaseTool = {
+  name: 'NewsletterTool' as const,
+  input_schema: {
+    type: 'object' as const,
+    description: 'Newsletter',
+    properties: {
+      title: {
+        type: 'string' as const,
+        description: 'The title of the newsletter'
+      },
+      content: {
+        type: 'string' as const,
+        description: 'The main content of the newsletter'
+      },
+      focus: {
+        type: 'string' as const,
+        description: 'The text of the focus segment'
+      }
+    }
+  }
+} as const;