feat(diff-processor): Improve diff sampling and file prioritization: increase inclusion thresholds, expand sampled context, and boost priority for interface/type and entry-point files

ts/aidocs_classes/commit.ts

@@ -92,10 +92,10 @@ export class Commit {
       // Use DiffProcessor to intelligently handle large diffs
       const diffProcessor = new DiffProcessor({
         maxDiffTokens: 100000,      // Reserve 100k tokens for diffs
-        smallFileLines: 50,          // Include files <= 50 lines fully
-        mediumFileLines: 200,        // Summarize files <= 200 lines
-        sampleHeadLines: 20,         // Show first 20 lines
-        sampleTailLines: 20,         // Show last 20 lines
+        smallFileLines: 300,         // Most source files are under 300 lines
+        mediumFileLines: 800,        // Only very large files get head/tail treatment
+        sampleHeadLines: 75,         // When sampling, show more context
+        sampleTailLines: 75,         // When sampling, show more context
       });
 
       const processedDiff = diffProcessor.processDiffs(diffStringArray);