feat(kernel): inject decision journal into stage context + wire repository

testing/integration/build.gradle

@@ -13,6 +13,7 @@ dependencies {
     testImplementation(project(":core:context"))
     testImplementation(project(":core:inference"))
     testImplementation(project(":core:kernel"))
+    testImplementation(project(":core:journal"))
     testImplementation(project(":core:risk"))
     testImplementation(project(":core:tools"))
     testImplementation(project(":core:toolintent"))

testing/integration/src/test/kotlin/SessionOrchestratorIntegrationTest.kt

@@ -52,6 +52,9 @@ import com.correx.core.inference.Tokenizer
 import com.correx.core.inference.ToolCallFunction
 import com.correx.core.inference.ToolCallRequest
 import com.correx.core.kernel.orchestration.DefaultOrchestrationReducer
+import com.correx.core.journal.DecisionJournalProjector
+import com.correx.core.journal.DefaultDecisionJournalReducer
+import com.correx.core.journal.DefaultDecisionJournalRepository
 import com.correx.core.kernel.orchestration.DefaultSessionOrchestrator
 import com.correx.core.kernel.orchestration.OrchestrationConfig
 import com.correx.core.kernel.orchestration.OrchestrationProjector
@@ -124,6 +127,10 @@ class SessionOrchestratorIntegrationTest {
         DefaultEventReplayer(eventStore, ApprovalProjector(DefaultApprovalReducer())),
     )
 
+    private val decisionJournalRepository = DefaultDecisionJournalRepository(
+        DefaultEventReplayer(eventStore, DecisionJournalProjector(DefaultDecisionJournalReducer())),
+    )
+
     private val repositories = OrchestratorRepositories(
         eventStore = eventStore,
         inferenceRepository = inferenceRepository,
@@ -147,6 +154,7 @@ class SessionOrchestratorIntegrationTest {
         engines = engines,
         retryCoordinator = retryCoordinator,
         artifactStore = artifactStore,
+        decisionJournalRepository = decisionJournalRepository,
     )
 
     @Test
@@ -194,6 +202,7 @@ class SessionOrchestratorIntegrationTest {
             ),
             retryCoordinator = retryCoordinator,
             artifactStore = artifactStore,
+            decisionJournalRepository = decisionJournalRepository,
         )
         failingOrchestrator.run(sessionId, graph, config)
 
@@ -221,6 +230,7 @@ class SessionOrchestratorIntegrationTest {
             engines = engines.copy(validationPipeline = approvingPipeline),
             retryCoordinator = retryCoordinator,
             artifactStore = artifactStore,
+            decisionJournalRepository = decisionJournalRepository,
         )
 
         val runJob = launch { orchestrator.run(sessionId, graph, config) }
@@ -269,6 +279,7 @@ class SessionOrchestratorIntegrationTest {
             engines = engines.copy(validationPipeline = approvingPipeline),
             retryCoordinator = retryCoordinator,
             artifactStore = artifactStore,
+            decisionJournalRepository = decisionJournalRepository,
         )
 
         val runJob = launch { approvalOrchestrator.run(sessionId, graph, config) }
@@ -322,6 +333,7 @@ class SessionOrchestratorIntegrationTest {
             engines = engines,
             retryCoordinator = retryCoordinator,
             artifactStore = artifactStore,
+            decisionJournalRepository = decisionJournalRepository,
         )
 
         val sessionId = SessionId("s6")
@@ -364,6 +376,7 @@ class SessionOrchestratorIntegrationTest {
             engines = engines.copy(contextPackBuilder = droppingBuilder, promptResolver = PromptResolver { it }),
             retryCoordinator = retryCoordinator,
             artifactStore = artifactStore,
+            decisionJournalRepository = decisionJournalRepository,
         )
         val sessionId = SessionId("s-trunc")
         val config = OrchestrationConfig(retryPolicy = RetryPolicy(maxAttempts = 1, backoffMs = 0))
@@ -386,6 +399,7 @@ class SessionOrchestratorIntegrationTest {
             engines = engines,
             retryCoordinator = retryCoordinator,
             artifactStore = recordingStore,
+            decisionJournalRepository = decisionJournalRepository,
         )
 
         recordingOrchestrator.run(sessionId, graph, config)
@@ -480,6 +494,7 @@ class SessionOrchestratorIntegrationTest {
             engines = engines,
             retryCoordinator = retryCoordinator,
             artifactStore = artifactStore,
+            decisionJournalRepository = decisionJournalRepository,
         )
 
         livenessOrchestrator.run(sessionId, livenessGraph, config)
@@ -596,6 +611,7 @@ class SessionOrchestratorIntegrationTest {
             ),
             retryCoordinator = retryCoordinator,
             artifactStore = artifactStore,
+            decisionJournalRepository = decisionJournalRepository,
         )
 
         livenessOrchestrator.run(sessionId, livenessGraph, config)

testing/integration/src/test/kotlin/ToolCallGateTest.kt

@@ -38,6 +38,9 @@ import com.correx.core.inference.ToolCallFunction
 import com.correx.core.inference.ToolCallRequest
 import com.correx.core.inference.TokenUsage
 import com.correx.core.kernel.orchestration.DefaultOrchestrationReducer
+import com.correx.core.journal.DecisionJournalProjector
+import com.correx.core.journal.DefaultDecisionJournalReducer
+import com.correx.core.journal.DefaultDecisionJournalRepository
 import com.correx.core.kernel.orchestration.DefaultSessionOrchestrator
 import com.correx.core.kernel.orchestration.OrchestrationConfig
 import com.correx.core.kernel.orchestration.OrchestrationProjector
@@ -220,11 +223,15 @@ class ToolCallGateTest {
             workspacePolicy = policy,
         )
 
+        val decisionJournalRepository = DefaultDecisionJournalRepository(
+            DefaultEventReplayer(eventStore, DecisionJournalProjector(DefaultDecisionJournalReducer())),
+        )
         val orchestrator = DefaultSessionOrchestrator(
             repositories = repositories,
             engines = engines,
             retryCoordinator = DefaultRetryCoordinator(eventStore),
             artifactStore = artifactStore,
+            decisionJournalRepository = decisionJournalRepository,
         )
 
         return Triple(orchestrator, eventStore, provider)

testing/integration/src/test/kotlin/WorkspaceScopedToolRegistryTest.kt

@@ -31,6 +31,9 @@ import com.correx.core.inference.ToolCallFunction
 import com.correx.core.inference.ToolCallRequest
 import com.correx.core.inference.TokenUsage
 import com.correx.core.kernel.orchestration.DefaultOrchestrationReducer
+import com.correx.core.journal.DecisionJournalProjector
+import com.correx.core.journal.DefaultDecisionJournalReducer
+import com.correx.core.journal.DefaultDecisionJournalRepository
 import com.correx.core.kernel.orchestration.DefaultSessionOrchestrator
 import com.correx.core.kernel.orchestration.OrchestrationConfig
 import com.correx.core.kernel.orchestration.OrchestrationProjector
@@ -210,11 +213,15 @@ class WorkspaceScopedToolRegistryTest {
             workspaceToolRegistryProvider = workspaceProvider,
         )
 
+        val decisionJournalRepository = DefaultDecisionJournalRepository(
+            DefaultEventReplayer(eventStore, DecisionJournalProjector(DefaultDecisionJournalReducer())),
+        )
         return DefaultSessionOrchestrator(
             repositories = repositories,
             engines = engines,
             retryCoordinator = DefaultRetryCoordinator(eventStore),
             artifactStore = artifactStore,
+            decisionJournalRepository = decisionJournalRepository,
         ) to eventStore
     }