chore: import upstream snapshot with attribution

apps/sim/tools/latex/search_packages.ts

@@ -0,0 +1,118 @@
+import type {
+  LatexPackageSummary,
+  LatexSearchPackagesParams,
+  LatexSearchPackagesResponse,
+} from '@/tools/latex/types'
+import type { ToolConfig } from '@/tools/types'
+
+const DEFAULT_MAX_RESULTS = 25
+const MAX_RESULTS_LIMIT = 100
+
+export const latexSearchPackagesTool: ToolConfig<
+  LatexSearchPackagesParams,
+  LatexSearchPackagesResponse
+> = {
+  id: 'latex_search_packages',
+  name: 'LaTeX Search Packages',
+  description:
+    'Search the TeX Live packages available to the LaTeX compiler by name or description, e.g. to check which packages can be used in a document.',
+  version: '1.0.0',
+
+  params: {
+    query: {
+      type: 'string',
+      required: true,
+      visibility: 'user-or-llm',
+      description: 'Search terms matched against package names and descriptions',
+    },
+    maxResults: {
+      type: 'number',
+      required: false,
+      visibility: 'user-or-llm',
+      description: 'Maximum number of packages to return (default: 25, max: 100)',
+    },
+  },
+
+  request: {
+    url: 'https://latex.ytotech.com/packages',
+    method: 'GET',
+    headers: () => ({
+      Accept: 'application/json',
+    }),
+  },
+
+  transformResponse: async (response: Response, params?: LatexSearchPackagesParams) => {
+    const data = (await response.json()) as {
+      error?: string
+      packages?: Array<{
+        name?: string
+        shortdesc?: string
+        installed?: boolean
+        url_ctan?: string
+      }>
+    }
+
+    if (!response.ok || data.error) {
+      return {
+        success: false,
+        error: data.error || `LaTeX package search failed (${response.status})`,
+        output: { packages: [], totalMatches: 0 },
+      }
+    }
+
+    const query = (params?.query ?? '').trim().toLowerCase()
+    if (!query) {
+      return {
+        success: false,
+        error: 'Search query cannot be empty',
+        output: { packages: [], totalMatches: 0 },
+      }
+    }
+
+    const matches = (data.packages ?? []).filter(
+      (pkg) =>
+        (pkg.name ?? '').toLowerCase().includes(query) ||
+        (pkg.shortdesc ?? '').toLowerCase().includes(query)
+    )
+
+    const requested = Math.trunc(Number(params?.maxResults))
+    const maxResults =
+      Number.isFinite(requested) && requested > 0
+        ? Math.min(requested, MAX_RESULTS_LIMIT)
+        : DEFAULT_MAX_RESULTS
+    const packages: LatexPackageSummary[] = matches.slice(0, maxResults).map((pkg) => ({
+      name: pkg.name ?? '',
+      shortDescription: pkg.shortdesc ?? null,
+      installed: pkg.installed ?? false,
+      ctanUrl: pkg.url_ctan ?? null,
+    }))
+
+    return {
+      success: true,
+      output: {
+        packages,
+        totalMatches: matches.length,
+      },
+    }
+  },
+
+  outputs: {
+    packages: {
+      type: 'array',
+      description: 'TeX Live packages matching the query',
+      items: {
+        type: 'object',
+        properties: {
+          name: { type: 'string', description: 'Package name' },
+          shortDescription: { type: 'string', description: 'One-line package description' },
+          installed: { type: 'boolean', description: 'Whether the package is installed' },
+          ctanUrl: { type: 'string', description: 'CTAN page for the package' },
+        },
+      },
+    },
+    totalMatches: {
+      type: 'number',
+      description: 'Total number of packages matching the query, before truncation',
+    },
+  },
+}