feat: add savefig helper for chat-artifacts S3 upload

home/.zshrc

@@ -60,6 +60,31 @@ TOMLEND
   echo "$name ready at $dir"
 }
 
+savefig() {
+  local file="$1"
+  local key="${2:-$(date +%Y-%m-%d)/$(basename "$file")}"
+  [ -z "$file" ] || [ ! -f "$file" ] && { echo "usage: savefig <file> [key]"; return 1; }
+  FILE="$file" KEY="$key" uv run --with boto3 --quiet - <<'PYEOF'
+import boto3, os, sys, mimetypes
+from botocore.config import Config
+path = os.environ["FILE"]
+key  = os.environ["KEY"]
+ep   = os.environ.get("CHAT_ARTIFACTS_ENDPOINT", "https://s3.nuclide.systems")
+acc  = os.environ.get("CHAT_ARTIFACTS_ACCESS_KEY", "")
+sec  = os.environ.get("CHAT_ARTIFACTS_SECRET_KEY", "")
+bkt  = os.environ.get("CHAT_ARTIFACTS_BUCKET", "chat-artifacts")
+if not acc:
+    print("CHAT_ARTIFACTS_ACCESS_KEY not set", file=sys.stderr); sys.exit(1)
+ct, _ = mimetypes.guess_type(path)
+s3 = boto3.client("s3", endpoint_url=ep, aws_access_key_id=acc,
+    aws_secret_access_key=sec, region_name="garage",
+    config=Config(signature_version="s3v4"))
+with open(path, "rb") as f:
+    s3.put_object(Bucket=bkt, Key=key, Body=f.read(), ContentType=ct or "application/octet-stream")
+print(f"https://chat-artifacts.s3.nuclide.systems/{key}")
+PYEOF
+}
+
 # Docker — detach from a running attach with Ctrl+P, Ctrl+Q
 alias dps='docker ps --format "table {{.Names}}\t{{.Image}}\t{{.Status}}"'
 alias da='docker attach'