updated to run on Windows and add est capabilities

src/main.py

@@ -70,7 +70,7 @@ def cli(ctx: click.Context, verbose: bool, quiet: bool, debug: bool, no_log_file
 
     # Determine log file path from env (setup_logging handles "none")
     import os
-    log_file = os.getenv("LOG_FILE", "~/.ai-chat-exporter/logs/exporter.log")
+    log_file = os.getenv("LOG_FILE", "./cache/logs/exporter.log")
 
     setup_logging(level=level, log_file=log_file, no_log_file=no_log_file)
 
@@ -79,7 +79,7 @@ def cli(ctx: click.Context, verbose: bool, quiet: bool, debug: bool, no_log_file
 
     # Initialise cache (needed for ToS gate on every command)
     import os
-    cache_dir = Path(os.getenv("CACHE_DIR", "~/.ai-chat-exporter")).expanduser()
+    cache_dir = Path(os.getenv("CACHE_DIR", "./cache")).expanduser()
     try:
         cache = Cache(cache_dir)
     except CacheError as e:
@@ -140,7 +140,7 @@ def auth(ctx: click.Context) -> None:
     if configure_claude:
         _auth_claude(os_name)
 
-    console.print("\n[green]Done! Run 'python -m src.main doctor' to verify your setup.[/green]")
+    console.print("\n[green]Done! Run 'ai-chat-exporter doctor' to verify your setup.[/green]")
 
 
 def _auth_chatgpt(os_name: str) -> None:
@@ -178,6 +178,25 @@ def _auth_chatgpt(os_name: str) -> None:
     except Exception:
         console.print("[yellow]Could not decode token expiry.[/yellow]")
 
+    # Live validation — exchange session token for an access token
+    _valid = False
+    _error: str | None = None
+    with console.status("[dim]Validating token with ChatGPT API…[/dim]"):
+        try:
+            from src.providers.chatgpt import ChatGPTProvider
+            _prov = ChatGPTProvider(session_token=token)
+            _prov._fetch_access_token()
+            _valid = True
+        except ProviderError as e:
+            _error = str(e.original)
+        except Exception as e:
+            _error = str(e)
+
+    if _valid:
+        console.print("[green]✓ Token verified — connected to ChatGPT API.[/green]")
+    else:
+        console.print(f"[red]✗ Token validation failed: {_error}[/red]")
+
     _write_token_to_env("CHATGPT_SESSION_TOKEN", token)
 
     # --- ChatGPT Projects ---
@@ -231,7 +250,25 @@ def _auth_claude(os_name: str) -> None:
         console.print("[yellow]Skipped Claude token.[/yellow]")
         return
 
-    console.print("[green]Claude session key saved.[/green]")
+    # Live validation — fetch org ID (the first call any Claude operation makes)
+    _valid = False
+    _error: str | None = None
+    with console.status("[dim]Validating token with Claude API…[/dim]"):
+        try:
+            from src.providers.claude import ClaudeProvider
+            _prov = ClaudeProvider(session_key=key)
+            _prov._get_org_id()
+            _valid = True
+        except ProviderError as e:
+            _error = str(e.original)
+        except Exception as e:
+            _error = str(e)
+
+    if _valid:
+        console.print("[green]✓ Token verified — connected to Claude API.[/green]")
+    else:
+        console.print(f"[red]✗ Token validation failed: {_error}[/red]")
+
     _write_token_to_env("CLAUDE_SESSION_KEY", key)
 
 
@@ -341,7 +378,7 @@ def _run_doctor_checks() -> list[dict]:
 
     # Directories
     export_dir = Path(os.getenv("EXPORT_DIR", "./exports")).expanduser()
-    cache_dir = Path(os.getenv("CACHE_DIR", "~/.ai-chat-exporter")).expanduser()
+    cache_dir = Path(os.getenv("CACHE_DIR", "./cache")).expanduser()
 
     for label, dirpath in [("Export dir writable", export_dir), ("Cache dir writable", cache_dir)]:
         try:
@@ -496,7 +533,7 @@ def export(
     providers_to_run = _resolve_providers(provider, cfg)
     if not providers_to_run:
         err_console.print(
-            "[red]No providers configured. Run 'python -m src.main auth' to set up tokens.[/red]"
+            "[red]No providers configured. Run 'ai-chat-exporter auth' to set up tokens.[/red]"
         )
         sys.exit(1)