chore: import upstream snapshot with attribution

apps/sim/tools/dynamodb/update.ts

@@ -0,0 +1,115 @@
+import type { DynamoDBUpdateParams, DynamoDBUpdateResponse } from '@/tools/dynamodb/types'
+import type { ToolConfig } from '@/tools/types'
+
+export const updateTool: ToolConfig<DynamoDBUpdateParams, DynamoDBUpdateResponse> = {
+  id: 'dynamodb_update',
+  name: 'DynamoDB Update',
+  description: 'Update an item in a DynamoDB table',
+  version: '1.0.0',
+
+  params: {
+    region: {
+      type: 'string',
+      required: true,
+      visibility: 'user-only',
+      description: 'AWS region (e.g., us-east-1)',
+    },
+    accessKeyId: {
+      type: 'string',
+      required: true,
+      visibility: 'user-only',
+      description: 'AWS access key ID',
+    },
+    secretAccessKey: {
+      type: 'string',
+      required: true,
+      visibility: 'user-only',
+      description: 'AWS secret access key',
+    },
+    tableName: {
+      type: 'string',
+      required: true,
+      visibility: 'user-or-llm',
+      description: 'DynamoDB table name (e.g., "Users", "Orders")',
+    },
+    key: {
+      type: 'json',
+      required: true,
+      visibility: 'user-or-llm',
+      description:
+        'Primary key of the item to update (e.g., {"pk": "USER#123"} or {"pk": "ORDER#456", "sk": "ITEM#789"})',
+    },
+    updateExpression: {
+      type: 'string',
+      required: true,
+      visibility: 'user-or-llm',
+      description:
+        'Update expression (e.g., "SET #name = :name, age = :age" or "SET #count = #count + :inc")',
+    },
+    expressionAttributeNames: {
+      type: 'json',
+      required: false,
+      visibility: 'user-or-llm',
+      description:
+        'Attribute name mappings for reserved words (e.g., {"#name": "name", "#count": "count"})',
+    },
+    expressionAttributeValues: {
+      type: 'json',
+      required: false,
+      visibility: 'user-or-llm',
+      description: 'Expression attribute values (e.g., {":name": "John", ":age": 30, ":inc": 1})',
+    },
+    conditionExpression: {
+      type: 'string',
+      required: false,
+      visibility: 'user-or-llm',
+      description:
+        'Condition that must be met for the update to succeed (e.g., "attribute_exists(pk)" or "version = :expectedVersion")',
+    },
+  },
+
+  request: {
+    url: '/api/tools/dynamodb/update',
+    method: 'POST',
+    headers: () => ({
+      'Content-Type': 'application/json',
+    }),
+    body: (params) => ({
+      region: params.region,
+      accessKeyId: params.accessKeyId,
+      secretAccessKey: params.secretAccessKey,
+      tableName: params.tableName,
+      key: params.key,
+      updateExpression: params.updateExpression,
+      ...(params.expressionAttributeNames && {
+        expressionAttributeNames: params.expressionAttributeNames,
+      }),
+      ...(params.expressionAttributeValues && {
+        expressionAttributeValues: params.expressionAttributeValues,
+      }),
+      ...(params.conditionExpression && { conditionExpression: params.conditionExpression }),
+    }),
+  },
+
+  transformResponse: async (response: Response) => {
+    const data = await response.json()
+
+    if (!response.ok) {
+      throw new Error(data.error || 'DynamoDB update failed')
+    }
+
+    return {
+      success: true,
+      output: {
+        message: data.message || 'Item updated successfully',
+        item: data.item,
+      },
+      error: undefined,
+    }
+  },
+
+  outputs: {
+    message: { type: 'string', description: 'Operation status message' },
+    item: { type: 'json', description: 'Updated item with all attributes', optional: true },
+  },
+}