feat(pi-condense): vendor source and add summarizer retries

pi-condense/package.json

@@ -0,0 +1,62 @@
+{
+  "name": "pi-condense",
+  "version": "2.9.1",
+  "description": "Pi coding-agent extension that summarizes completed tool-call batches, replaces raw outputs with short stubs, compresses closed tool-call chains, and recovers any original on demand via context_tree_query.",
+  "author": "Jacek Juraszek",
+  "license": "MIT",
+  "type": "module",
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/jjuraszek/pi-condense.git"
+  },
+  "homepage": "https://github.com/jjuraszek/pi-condense#readme",
+  "bugs": {
+    "url": "https://github.com/jjuraszek/pi-condense/issues"
+  },
+  "keywords": [
+    "pi-package",
+    "pi",
+    "pi-coding-agent",
+    "context",
+    "context-management",
+    "context-pruning",
+    "pruning",
+    "summarization",
+    "llm",
+    "prompt-caching",
+    "ai"
+  ],
+  "engines": {
+    "node": ">=22.19.0"
+  },
+  "files": [
+    "index.ts",
+    "src/**/*.ts",
+    "doc",
+    "pi-condense.png",
+    "README.md",
+    "CHANGELOG.md",
+    "PRUNING.md",
+    "LICENSE",
+    "UPSTREAM.md"
+  ],
+  "scripts": {
+    "test": "bun test src/"
+  },
+  "pi": {
+    "extensions": [
+      "./index.ts"
+    ],
+    "image": "https://raw.githubusercontent.com/jjuraszek/pi-condense/main/pi-condense.png"
+  },
+  "funding": {
+    "type": "buymeacoffee",
+    "url": "https://buymeacoffee.com/jjurasszek"
+  },
+  "peerDependencies": {
+    "@earendil-works/pi-coding-agent": "*",
+    "@earendil-works/pi-ai": "*",
+    "@earendil-works/pi-tui": "*",
+    "@sinclair/typebox": "*"
+  }
+}