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

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

node_modules/schema-utils/declarations/keywords/absolutePath.d.ts

@@ -0,0 +1,12 @@
+export default addAbsolutePathKeyword;
+export type Ajv = import('ajv').Ajv;
+export type ValidateFunction = import('ajv').ValidateFunction;
+export type SchemaUtilErrorObject = import('ajv').ErrorObject & {
+  children?: import('ajv').ErrorObject[] | undefined;
+};
+/**
+ *
+ * @param {Ajv} ajv
+ * @returns {Ajv}
+ */
+declare function addAbsolutePathKeyword(ajv: Ajv): Ajv;