chore: import upstream snapshot with attribution

apps/sim/tools/redis/hset.ts

@@ -0,0 +1,73 @@
+import type { RedisHSetParams, RedisHSetResponse } from '@/tools/redis/types'
+import type { ToolConfig } from '@/tools/types'
+
+export const redisHSetTool: ToolConfig<RedisHSetParams, RedisHSetResponse> = {
+  id: 'redis_hset',
+  name: 'Redis HSET',
+  description: 'Set a field in a hash stored at a key in Redis.',
+  version: '1.0.0',
+
+  params: {
+    url: {
+      type: 'string',
+      required: true,
+      visibility: 'user-only',
+      description: 'Redis connection URL (e.g. redis://user:password@host:port)',
+    },
+    key: {
+      type: 'string',
+      required: true,
+      visibility: 'user-or-llm',
+      description: 'The hash key',
+    },
+    field: {
+      type: 'string',
+      required: true,
+      visibility: 'user-or-llm',
+      description: 'The field name within the hash',
+    },
+    value: {
+      type: 'string',
+      required: true,
+      visibility: 'user-or-llm',
+      description: 'The value to set for the field',
+    },
+  },
+
+  request: {
+    url: '/api/tools/redis/execute',
+    method: 'POST',
+    headers: () => ({ 'Content-Type': 'application/json' }),
+    body: (params) => ({
+      url: params.url,
+      command: 'HSET',
+      args: [params.key, params.field, params.value],
+    }),
+  },
+
+  transformResponse: async (response: Response, params?: RedisHSetParams) => {
+    const data = await response.json()
+
+    if (!response.ok) {
+      throw new Error(data.error || 'Failed to set hash field in Redis')
+    }
+
+    return {
+      success: true,
+      output: {
+        key: params?.key ?? '',
+        field: params?.field ?? '',
+        result: data.result ?? 0,
+      },
+    }
+  },
+
+  outputs: {
+    key: { type: 'string', description: 'The hash key' },
+    field: { type: 'string', description: 'The field that was set' },
+    result: {
+      type: 'number',
+      description: 'Number of fields added (1 if new, 0 if updated)',
+    },
+  },
+}