fix(latex): fail compile/package lookups that return no payload

Author: waleedlatif1

apps/sim/tools/latex/compile.ts

@@ -100,6 +100,19 @@ export const latexCompileTool: ToolConfig<LatexCompileParams, LatexCompileRespon
           }
         : '')
 
+    if (!pdf) {
+      return {
+        success: false,
+        error: 'LaTeX compile response did not include a PDF',
+        output: {
+          pdf: '',
+          pdfUrl: '',
+          fileName: '',
+          compiler: data.compiler || '',
+        },
+      }
+    }
+
     return {
       success: true,
       output: {

apps/sim/tools/latex/get_package.ts

@@ -41,13 +41,33 @@ export const latexGetPackageTool: ToolConfig<LatexGetPackageParams, LatexGetPack
       }
     }
 
-    const pkg = data.package ?? {}
+    const pkg = data.package
+    if (!pkg?.package) {
+      return {
+        success: false,
+        error: 'Package not found',
+        output: {
+          package: {
+            name: '',
+            installed: false,
+            shortDescription: null,
+            longDescription: null,
+            category: null,
+            license: null,
+            topics: [],
+            relatedPackages: [],
+            homepage: null,
+            ctanUrl: null,
+          },
+        },
+      }
+    }
 
     return {
       success: true,
       output: {
         package: {
-          name: pkg.package ?? '',
+          name: pkg.package,
           installed: pkg.installed ?? false,
           shortDescription: pkg.shortdesc ?? null,
           longDescription: pkg.longdesc ?? null,