Fix bin/publish: copy docs.dist from project root

Fix bin/publish: use correct .env path for rspade_system
Fix bin/publish script: prevent grep exit code 1 from terminating script

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

node_modules/@webassemblyjs/wasm-gen/esm/index.js

@@ -0,0 +1,51 @@
+import * as encoder from "./encoder";
+export function encodeNode(n) {
+  switch (n.type) {
+    case "ModuleImport":
+      // $FlowIgnore: ModuleImport ensure that the node is well formated
+      return encoder.encodeModuleImport(n);
+
+    case "SectionMetadata":
+      // $FlowIgnore: SectionMetadata ensure that the node is well formated
+      return encoder.encodeSectionMetadata(n);
+
+    case "CallInstruction":
+      // $FlowIgnore: SectionMetadata ensure that the node is well formated
+      return encoder.encodeCallInstruction(n);
+
+    case "CallIndirectInstruction":
+      // $FlowIgnore: SectionMetadata ensure that the node is well formated
+      return encoder.encodeCallIndirectInstruction(n);
+
+    case "TypeInstruction":
+      return encoder.encodeTypeInstruction(n);
+
+    case "Instr":
+      // $FlowIgnore
+      return encoder.encodeInstr(n);
+
+    case "ModuleExport":
+      // $FlowIgnore: SectionMetadata ensure that the node is well formated
+      return encoder.encodeModuleExport(n);
+
+    case "Global":
+      // $FlowIgnore
+      return encoder.encodeGlobal(n);
+
+    case "Func":
+      return encoder.encodeFuncBody(n);
+
+    case "IndexInFuncSection":
+      return encoder.encodeIndexInFuncSection(n);
+
+    case "StringLiteral":
+      return encoder.encodeStringLiteral(n);
+
+    case "Elem":
+      return encoder.encodeElem(n);
+
+    default:
+      throw new Error("Unsupported encoding for node of type: " + JSON.stringify(n.type));
+  }
+}
+export var encodeU32 = encoder.encodeU32;