Refactored orchestrator for staged file handling, added structured prompt support, adjusted Feishu file handling

README.md

@@ -5,7 +5,7 @@ Go-based personal Telegram Agent with:
 - Telegram polling transport
 - OpenAI-compatible LLM client
 - SQLite conversation memory + simple compression
-- Tool registry with built-in `file` and `shell` tools
+- Tool registry with built-in `file`, `shell`, and `git` tools
 - Default-deny security policy via allowlists
 - Soul markdown loading for bot personality
 - Skills markdown loading for capability context
@@ -50,7 +50,7 @@ go run ./cmd/bot
 	1. Receive message and load recent memory context
 	2. Match relevant skill(s) from `skills/`
 	3. If no skill matched, respond via direct LLM
-	4. If skill matched, run ReAct and call tools (`shell` / `file`) only when needed
+	4. If skill matched, run ReAct and call tools (`shell` / `file` / `git`) only when needed
 	5. Return final answer
 - No `/tool ...` command is required for normal use.
 
@@ -69,6 +69,7 @@ go run ./cmd/bot
 
 - `shell` only allows commands listed in `ALLOWED_COMMANDS`.
 - `file` only allows paths inside `ALLOWED_DIRS`.
+- `git` only allows common git subcommands and runs inside `WORK_DIR`.
 - Working directory for shell is limited by `WORK_DIR`.
 
 ## Next Iteration