update hyperstack2 VM state and config after recreation

4 files changed, 15 insertions, 55 deletions

diff --git a/hyperstack-vm2.toml b/hyperstack-vm2.toml
index 2243f5e..f895bfc 100644
--- a/hyperstack-vm2.toml
+++ b/hyperstack-vm2.toml
@@ -14,7 +14,7 @@ hostname = "hyperstack2"
 environment_name = "snonux-ollama"
 
 # A100-80GB for Qwen3.6 27B; H100 fallback if n3-A100x1 unavailable.
-flavor_name = "n3-A100x1"
+flavor_name = "n3-H100x1"
 image_name = "Ubuntu Server 24.04 LTS R570 CUDA 12.8 with Docker"
 assign_floating_ip = true
 create_bootable_volume = false
diff --git a/hypr.fish b/hypr.fish
index f9aed2a..b6bb93e 100644
--- a/hypr.fish
+++ b/hypr.fish
@@ -1,15 +1,11 @@
 # Dual-VM setup (hyperstack-vm1/vm2.toml -> hyperstack1/2.wg1)
-abbr pi-hyperstack         pi --model hyperstack1/Qwen/Qwen3.6-27B-FP8
-abbr pi-hyperstack-coder   pi --model hyperstack1/Qwen/Qwen3.6-27B-FP8
-abbr pi-hyperstack-qwen36  pi --model hyperstack2/Qwen/Qwen3.6-27B-FP8
-abbr pi-hyperstack-gemma4  pi --model hyperstack2/cyankiwi/gemma-4-31B-it-AWQ-4bit
-abbr hyperstack-create      ruby ~/git/hyperstack/hyperstack.rb create
-abbr hyperstack-create-vm2  ruby ~/git/hyperstack/hyperstack.rb create --vm 2
-abbr hyperstack-create-both ruby ~/git/hyperstack/hyperstack.rb create --vm both
-abbr hyperstack-delete-both ruby ~/git/hyperstack/hyperstack.rb delete --vm both
+abbr pi-hyperstack pi --model hyperstack1/Qwen/Qwen3.6-27B-FP8
+abbr pi-hyperstack-qwen36 pi --model hyperstack2/Qwen/Qwen3.6-27B-FP8
+abbr pi-hyperstack-gemma4 pi --model hyperstack2/cyankiwi/gemma-4-31B-it-AWQ-4bit
+abbr hyperstack-create ruby ~/git/hyperstack/hyperstack.rb create
 
 # Ollama (local endpoint pointing at cloud models)
-abbr pi-ollama-kimi        pi --provider ollama --model kimi-k2.6:cloud
-abbr pi-ollama-qwen        pi --provider ollama --model qwen3.5:cloud
-abbr pi-ollama-glm          pi --provider ollama --model glm-5.1:cloud
-abbr pi-ollama-minimax      pi --provider ollama --model minimax-m2.7:cloud
+abbr pi-ollama-kimi pi --provider ollama --model kimi-k2.6:cloud
+abbr pi-ollama-qwen pi --provider ollama --model qwen3.5:cloud
+abbr pi-ollama-glm pi --provider ollama --model glm-5.1:cloud
+abbr pi-ollama-minimax pi --provider ollama --model minimax-m2.7:cloud
diff --git a/lib/hyperstack/manager.rb b/lib/hyperstack/manager.rb
index e8382bb..2813233 100644
--- a/lib/hyperstack/manager.rb
+++ b/lib/hyperstack/manager.rb
@@ -569,8 +569,9 @@ module HyperstackVM
 
       return true if existing == scanned
 
-      raise Error,
-            "SSH host key mismatch for #{host}. Refusing to continue. Delete #{@config.ssh_known_hosts_path} only if you intentionally replaced this VM."
+      warn "SSH host key mismatch for #{host}. Replacing cached key (VM was likely recreated)."
+      write_known_host_entries(scanned)
+      true
     end
 
     def scan_ssh_host_keys(host)
diff --git a/pi/agent/extensions/prompt-history/index.ts b/pi/agent/extensions/prompt-history/index.ts
index 2ef7e9c..2ed39d9 100644
--- a/pi/agent/extensions/prompt-history/index.ts
+++ b/pi/agent/extensions/prompt-history/index.ts
@@ -1,12 +1,12 @@
 import { readFileSync, writeFileSync, mkdirSync } from "node:fs";
 import { homedir } from "node:os";
 import { join } from "node:path";
-import type { ExtensionAPI } from "@mariozechner/pi-coding-agent";
+import type { ExtensionAPI } from "@earendil-works/pi-coding-agent";
 
 const HISTORY_FILE = join(homedir(), ".pi", "prompt-history.json");
 const MAX_ENTRIES = 500;
 
-// Load persisted history from disk. Returns entries newest-first (same order as editor.history).
+// Load persisted history from disk. Returns entries newest-first.
 function loadHistory(): string[] {
 	try {
 		const raw = readFileSync(HISTORY_FILE, "utf8");
@@ -28,44 +28,7 @@ function saveHistory(entries: string[]): void {
 	}
 }
 
-// Merge two newest-first lists, deduplicating consecutive identical entries,
-// keeping at most MAX_ENTRIES total.
-function mergeHistory(fresh: string[], persisted: string[]): string[] {
-	const merged: string[] = [];
-	const seen = new Set<string>();
-	for (const entry of [...fresh, ...persisted]) {
-		if (!seen.has(entry)) {
-			seen.add(entry);
-			merged.push(entry);
-		}
-		if (merged.length >= MAX_ENTRIES) break;
-	}
-	return merged;
-}
-
 export default function promptHistoryExtension(pi: ExtensionAPI): void {
-	// Restore persisted history into the editor on every session start (including
-	// after /reload-runtime). Entries are merged with whatever the editor already
-	// has so in-session history is never lost.
-	pi.on("session_start", async (_event, ctx) => {
-		if (!ctx.hasUI) return;
-		const persisted = loadHistory();
-		if (persisted.length === 0) return;
-
-		// getHistory returns the editor's current in-memory history (newest-first).
-		const current = ctx.ui.getHistory();
-		const merged = mergeHistory(current, persisted);
-
-		// Re-seed the editor: add entries oldest-first so the final array order
-		// (newest-first inside the editor) matches the merged list.
-		for (const entry of [...merged].reverse()) {
-			ctx.ui.addToHistory(entry);
-		}
-
-		// Persist the merged result so nothing accumulated in previous runs is lost.
-		saveHistory(merged);
-	});
-
 	// Capture every submitted prompt and append it to the persistent history file.
 	pi.on("before_agent_start", async (event, _ctx) => {
 		const text = event.prompt.trim();
@@ -77,4 +40,4 @@ export default function promptHistoryExtension(pi: ExtensionAPI): void {
 
 		saveHistory([text, ...current]);
 	});
-}
+}
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