chore: add aqueduct.a2ml integration spec

Author: hyperpolymath

.machine_readable/integrations/aqueduct.a2ml

@@ -0,0 +1,52 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<a2ml version="1.0" xmlns="https://hyperpolymath.org/a2ml">
+  <system name="6A2" component="aqueduct-pipeline">
+    <description>
+      Canonical linear pipeline for Lithoglyph narrative inscription and VeriSimDB counterfactual ingestion.
+    </description>
+
+    <!-- Linear Type Definitions -->
+    <linear-types>
+      <type name="RawExport" description="Unprocessed, linear export data" />
+      <type name="CleanData" description="Sanitised, linear intermediate data" />
+      <type name="ConvStruct" description="Structured, linear conversation state" />
+      <type name="LithoInscription" description="Permanent, unique narrative artefact" />
+      <type name="VerisimRecord" description="Federated, drift-aware counterfactual record" />
+    </linear-types>
+
+    <!-- System Capabilities -->
+    <capabilities>
+      <capability name="sanitise" pure="true">
+        <consumes type="RawExport" />
+        <produces type="CleanData" />
+      </capability>
+
+      <capability name="structure" pure="true">
+        <consumes type="CleanData" />
+        <produces type="ConvStruct" />
+      </capability>
+
+      <capability name="lithoglyph_insert" side-effect="permanent-inscription">
+        <description>Turns a structured conversation into a narrative inscription carved into the journal.</description>
+        <consumes type="ConvStruct" />
+        <produces type="LithoInscription" />
+      </capability>
+
+      <capability name="verisim_ingest" side-effect="counterfactual-derivation">
+        <description>Consumes an inscription to produce a counterfactual narrative record.</description>
+        <consumes type="LithoInscription" />
+        <produces type="VerisimRecord" />
+      </capability>
+    </capabilities>
+
+    <!-- Pipeline Orchestration -->
+    <pipelines>
+      <pipeline name="aqueduct" region-safe="true" strict-linearity="true">
+        <step order="1" capability="sanitise" />
+        <step order="2" capability="structure" />
+        <step order="3" capability="lithoglyph_insert" />
+        <step order="4" capability="verisim_ingest" />
+      </pipeline>
+    </pipelines>
+  </system>
+</a2ml>