G M-8: an artifact takes calls, and mesh-sdk's package artifacts name the capability words their code calls

Go: finding-calls, ledger-upkeep-calls, put-sessions, sent-objects-calls; npm: finding-calls.

Builds: design 47 G §605, §622, §488
Claude-Session: https://claude.ai/code/session_01JG73KEq4zoDfM9WtYpcQgZ

module.json

@@ -4,8 +4,8 @@
   "slug": "sdk",
   "build": {
     "artifacts": [
-      { "name": "lib", "kind": "package", "language": "typescript" },
-      { "name": "go", "kind": "package", "language": "go", "paths": ["go"] }
+      { "name": "lib", "kind": "package", "language": "typescript", "calls": ["finding-calls"] },
+      { "name": "go", "kind": "package", "language": "go", "paths": ["go"], "calls": ["finding-calls", "ledger-upkeep-calls", "put-sessions", "sent-objects-calls"] }
     ]
   },
   "resources": []