feat(ipuaro): implement v0.1.0 foundation

- Project setup with tsup, vitest, ESM support
- Domain entities: Session, Project
- Value objects: FileData, FileAST, FileMeta, ChatMessage, ToolCall, ToolResult, UndoEntry
- Service interfaces: IStorage, ILLMClient, ITool, IIndexer, IToolRegistry
- Shared: Config (zod), IpuaroError, utils (hash, tokens), Result type
- CLI with placeholder commands (start, init, index)
- 91 unit tests with 100% coverage
- Fix package scope @puaros -> @samiyev in CLAUDE.md

packages/ipuaro/vitest.config.ts

@@ -0,0 +1,25 @@
+import { defineConfig } from "vitest/config"
+
+export default defineConfig({
+    test: {
+        globals: true,
+        environment: "node",
+        include: ["tests/**/*.test.ts"],
+        coverage: {
+            provider: "v8",
+            reporter: ["text", "html", "lcov"],
+            include: ["src/**/*.ts", "src/**/*.tsx"],
+            exclude: [
+                "src/**/*.d.ts",
+                "src/**/index.ts",
+                "src/**/*.test.ts",
+            ],
+            thresholds: {
+                lines: 80,
+                functions: 80,
+                branches: 80,
+                statements: 80,
+            },
+        },
+    },
+})