fix(agents): stabilize overflow compaction retries and session context accounting (openclaw#14102) thanks @vpesh

Verified:
- CI checks for commit 86a7ecb45e
- Rebase conflict resolution for compatibility with latest main

Co-authored-by: vpesh <9496634+vpesh@users.noreply.github.com>

src/auto-reply/reply/session-usage.ts

@@ -25,6 +25,7 @@ export async function persistSessionUsageUpdate(params: {
   modelUsed?: string;
   providerUsed?: string;
   contextTokensUsed?: number;
+  promptTokens?: number;
   systemPromptReport?: SessionSystemPromptReport;
   cliSessionId?: string;
   logLabel?: string;
@@ -56,6 +57,7 @@ export async function persistSessionUsageUpdate(params: {
               deriveSessionTotalTokens({
                 usage: usageForContext,
                 contextTokens: resolvedContextTokens,
+                promptTokens: params.promptTokens,
               }) ?? input,
             modelProvider: params.providerUsed ?? entry.modelProvider,
             model: params.modelUsed ?? entry.model,