Add lint and build commands to AGENTS.md for agent context

The AGENTS.md file has been updated correctly. The "Common Commands"
sec

Task-Id: t-188

1 files changed, 29 insertions, 0 deletions

diff --git a/AGENTS.md b/AGENTS.md
index c345093..37b1cc2 100644
--- a/AGENTS.md
+++ b/AGENTS.md
@@ -46,6 +46,35 @@ jr task create "Command X fails when Y" --discovered-from=<current-task-id> --js
   - `_/tmp/` - Temporary files, test databases, scratch data
 - Never create dotfile directories (like `.tasks/`) in the repo root
 
+## Common Commands
+
+**Build:**
+```bash
+bild Omni/Jr.hs              # Build a Haskell namespace
+bild Biz/Cloud/Api.py        # Build a Python namespace
+```
+
+**Lint and Format:**
+```bash
+lint Omni/Cli.hs             # Lint a file (DO NOT use hlint directly)
+lint --fix **/*.py           # Lint and auto-fix Python files
+```
+
+**Type Check:**
+```bash
+typecheck.sh Omni/Bild/Example.py   # Run mypy on Python files
+```
+
+**Test:**
+```bash
+bild --test Omni/Jr.hs       # Build and run tests for a namespace
+```
+
+**Run:**
+```bash
+Omni/Ide/run.sh Omni/Jr.hs   # Build (if needed) and run
+```
+
 ## Documentation
 
 - **Project Context**: [README.md](README.md) - Goals, source layout, and coding conventions.