Add Session Coach generation operations

Adds the optional taxonomy args to getLongestRunsLeaderboard and
getMakesLeaderboard (gameType, rankedOnly, excludeDrills, and
table/pocket size bounds) generated from the backend resolvers.

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/operations/session-coach.gql

@@ -20,6 +20,18 @@ query GetSessionCoach($videoId: Int!) {
     candidates {
       ...SessionCoachCandidateFields
     }
+    agentGeneration {
+      ...SessionCoachGenerationFields
+    }
+  }
+}
+
+mutation RequestSessionCoachGeneration($videoId: Int!) {
+  requestSessionCoachGeneration(videoId: $videoId) {
+    state
+    agentGeneration {
+      ...SessionCoachGenerationFields
+    }
   }
 }
 
@@ -49,3 +61,39 @@ fragment SessionCoachCandidateFields on SessionCoachCandidateGQL {
     rankReason
   }
 }
+
+fragment SessionCoachGenerationFields on SessionCoachGenerationGQL {
+  id
+  state
+  createdAt
+  completedAt
+  decision {
+    selectedCandidateId
+    title
+    body
+    suggestedAction
+    drillId
+    drillReason
+    practiceAttemptCount
+    practiceTarget
+  }
+  diagnostics {
+    analysisVersion
+    promptVersion
+    providerKey
+    modelName
+    inputHash
+    attemptCount
+    maxAttempts
+    enqueueCount
+    latencyMs
+    inputTokens
+    cachedInputTokens
+    outputTokens
+    failureCode
+    updatedAt
+    startedAt
+    lastEnqueuedAt
+    abstentionReason
+  }
+}

src/operations/shot_simulation.gql

@@ -85,53 +85,3 @@ query ComputePotAim(
     occludingBallIds
   }
 }
-
-fragment PositionShotCandidate on PositionShotCandidateGQL {
-  strike {
-    v0
-    phi
-    theta
-    a
-    b
-  }
-  cueFinalPosition
-  inTargetArea
-  distanceToTargetArea
-  robustness
-  potted
-  scratched
-  projection {
-    trajectories {
-      ballId
-      points {
-        time
-        position
-      }
-    }
-    events {
-      eventType
-      time
-      ballIds
-      position
-    }
-    finalState {
-      ballId
-      position
-    }
-    pottedBallIds
-  }
-}
-
-query SuggestPositionShot($suggestionInput: SuggestPositionShotInputGQL!) {
-  suggestPositionShot(suggestionInput: $suggestionInput) {
-    achievable
-    evaluatedCount
-    successfulCount
-    best {
-      ...PositionShotCandidate
-    }
-    alternates {
-      ...PositionShotCandidate
-    }
-  }
-}