diff --git a/.github/workflows/validate-schema.yml b/.github/workflows/validate-schema.yml
index 2b126cc..cbb4548 100644
--- a/.github/workflows/validate-schema.yml
+++ b/.github/workflows/validate-schema.yml
@@ -40,6 +40,10 @@ jobs:
           # fallback to base_dir or a global schema. The leading */ covers eaw/ and foc/ alike, so a
           # second game's directories are picked up automatically when they appear.
           schema_mappings: |
+            - type: json
+              schema: ./.schemas/index-file.schema.json
+              files:
+                - ./*/_index.json
             - type: json
               schema: ./.schemas/tag-file.schema.json
               files:
diff --git a/.schemas/index-file.schema.json b/.schemas/index-file.schema.json
new file mode 100644
index 0000000..ceb1c32
--- /dev/null
+++ b/.schemas/index-file.schema.json
@@ -0,0 +1,38 @@
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "$id": "https://github.com/AlamoEngine-Tools/pg-starwarsgame-lsp-schema/.schemas/index-file.schema.json",
+  "title": "schema manifest (_index.json)",
+  "description": "Shape of */_index.json - the manifest the server fetches before anything else. Mirrors SchemaManifest in PG.StarWarsGame.LSP.Schema. Every file the server loads over HTTP must be listed here: a YAML file that exists in the repo but is missing from the manifest is simply never fetched, and no other check catches that.",
+  "type": "object",
+  "additionalProperties": false,
+  "required": ["schemaVersion"],
+  "properties": {
+    "schemaVersion": {
+      "description": "Semver version of the schema CONTRACT, not of its contents. MAJOR: a change the server must understand or it will misread files (structural change to a file's shape, a removed or renamed value). MINOR: new values for referenceKind/semanticType/type, or a new manifest category - an older server still loads the schema but silently loses the capability. PATCH: content only (new tags, descriptions, corrections), always safe. Servers declare a supported range and refuse a schema whose MAJOR falls outside it.",
+      "type": "string",
+      "pattern": "^(0|[1-9]\\d*)\\.(0|[1-9]\\d*)\\.(0|[1-9]\\d*)(-[0-9A-Za-z-.]+)?(\\+[0-9A-Za-z-.]+)?$"
+    },
+    "types": { "$ref": "#/$defs/fileList" },
+    "tags": { "$ref": "#/$defs/fileList" },
+    "enums": { "$ref": "#/$defs/fileList" },
+    "hardcoded": { "$ref": "#/$defs/fileList" },
+    "meta": { "$ref": "#/$defs/fileList" },
+    "baselineHash": {
+      "description": "SHA-256 over every file listed above, in manifest order. Maintained by UpdateSchemaHash.ps1 - do not edit by hand.",
+      "type": "string",
+      "pattern": "^[0-9a-f]{64}$"
+    }
+  },
+  "$defs": {
+    "fileList": {
+      "description": "Repository-relative paths, forward slashes, relative to this manifest's own directory.",
+      "type": "array",
+      "items": {
+        "type": "string",
+        "minLength": 1,
+        "pattern": "^[^/\\\\][^\\\\]*\\.yaml$"
+      },
+      "uniqueItems": true
+    }
+  }
+}
diff --git a/.schemas/tag-file.schema.json b/.schemas/tag-file.schema.json
index 73059e2..268366b 100644
--- a/.schemas/tag-file.schema.json
+++ b/.schemas/tag-file.schema.json
@@ -37,7 +37,7 @@
         },
         "referenceKind": { "$ref": "#/$defs/referenceKind" },
         "referenceType": {
-          "description": "Target object type when referenceKind is xmlObject (e.g. GameObjectType, Faction, SFXEvent).",
+          "description": "The reference target. With referenceKind xmlObject it names the object type (e.g. GameObjectType, Faction, SFXEvent); with workspaceFile it names the file type in the file-type registry (e.g. StoryPlotManifest, StoryParser, LuaScript).",
           "type": "string",
           "minLength": 1
         },
@@ -95,6 +95,7 @@
       "enum": [
         "none", "None",
         "xmlObject", "XmlObject",
+        "workspaceFile", "WorkspaceFile",
         "modelFile", "ModelFile",
         "textureFile", "TextureFile",
         "audioFile", "AudioFile",
@@ -120,7 +121,9 @@
         "variantParent", "VariantParent",
         "ownerScopedReference", "OwnerScopedReference",
         "ownerAgnosticReference", "OwnerAgnosticReference",
-        "planetModePairList", "PlanetModePairList"
+        "planetModePairList", "PlanetModePairList",
+        "factionPlotFilePairList", "FactionPlotFilePairList",
+        "factionMarkupPairList", "FactionMarkupPairList"
       ]
     },
     "valueType": {
@@ -141,8 +144,7 @@
         "HardPointTypeToTextureMap", "HardPointSfxMap", "FactionReference", "Type68", "Type69",
         "UnitSpawnTable", "UnitSpawnProbabilityTable", "CategoryToIntegerMap", "AbilityType",
         "ProjectileCategory", "CableRenderMode", "AbilitySfxMap", "AbilityModMultiplier",
-        "AbilityModFlag", "MovieFrameTrigger", "CommandBarProperty", "Type81", "Type82",
-        "GameObjectTypeReference"
+        "AbilityModFlag", "MovieFrameTrigger", "CommandBarProperty", "Type81", "Type82"
       ]
     }
   }
diff --git a/UpdateSchemaHash.ps1 b/UpdateSchemaHash.ps1
index eef71b9..c0ac839 100644
--- a/UpdateSchemaHash.ps1
+++ b/UpdateSchemaHash.ps1
@@ -7,6 +7,13 @@ $indexPath = Join-Path $root "_index.json"
 
 $index = Get-Content $indexPath -Raw | ConvertFrom-Json
 
+# The rewrite below reconstructs the manifest from a fixed field list, so anything not named there
+# is dropped. schemaVersion is load-bearing (the server refuses a schema whose MAJOR it does not
+# support), so fail loudly rather than silently emitting a manifest without it.
+if (-not $index.schemaVersion) {
+    throw "schemaVersion missing from $indexPath - add it before running this script."
+}
+
 $allRels = @($index.tags) + @($index.types) + @($index.enums) + @($index.hardcoded) + @($index.meta)
 
 $sha = [System.Security.Cryptography.IncrementalHash]::CreateHash(
@@ -22,12 +29,13 @@ if ($index.baselineHash -eq $hash) {
 }
 
 [ordered]@{
-    types        = $index.types
-    tags         = $index.tags
-    enums        = $index.enums
-    hardcoded    = $index.hardcoded
-    meta         = $index.meta
-    baselineHash = $hash
+    schemaVersion = $index.schemaVersion
+    types         = $index.types
+    tags          = $index.tags
+    enums         = $index.enums
+    hardcoded     = $index.hardcoded
+    meta          = $index.meta
+    baselineHash  = $hash
 } | ConvertTo-Json -Depth 3 | Set-Content $indexPath -Encoding utf8NoBOM
 
 git add $indexPath
diff --git a/eaw/_index.json b/eaw/_index.json
index 14317ee..d942b64 100644
--- a/eaw/_index.json
+++ b/eaw/_index.json
@@ -1,4 +1,5 @@
 {
+  "schemaVersion": "1.0.0",
   "types": [
     "types.yaml"
   ],
@@ -147,6 +148,7 @@
     "enums/ForceAlignment.yaml",
     "enums/FormationGrouping.yaml",
     "enums/GalacticAbilitySlot.yaml",
+    "enums/GalacticVictoryCondition.yaml",
     "enums/GameObjectCategoryType.yaml",
     "enums/GameObjectPropertiesType.yaml",
     "enums/HardPointType.yaml",
@@ -190,5 +192,5 @@
   "meta": [
     "meta/metafiles.yaml"
   ],
-  "baselineHash": "f7292f2865d85c3db4ba2267cfe75fb0a495606a1ada9079782181bb5a7a9ce2"
+  "baselineHash": "a70831ad3e41f6aeb4b8793d1cdde92445b7e21a4ced16d1ca0166eeb33e1669"
 }
diff --git a/eaw/enums/GalacticVictoryCondition.yaml b/eaw/enums/GalacticVictoryCondition.yaml
new file mode 100644
index 0000000..0206c46
--- /dev/null
+++ b/eaw/enums/GalacticVictoryCondition.yaml
@@ -0,0 +1,14 @@
+name: GalacticVictoryCondition
+kind: schemaFixed
+description:
+  en: "Galactic-Conquest victory condition. Listed (comma-separated) on a Campaign's Good_/Evil_/Human_/AI_Victory_Conditions tags; the campaign is won when any listed condition is met. Engine XML value type 69."
+values:
+  - name: Galactic_All_Planets_Controlled
+  - name: Galactic_Conquer_Enemy_Homeworld_And_Leader
+  - name: Galactic_Control_Named_Planets
+  - name: Galactic_Cycles_Elapsed
+  - name: Galactic_Kill_Enemy_Leader
+  - name: Galactic_Opponent_Controls_No_Planets
+  - name: Galactic_Super_Weapon_Destroys_Last_Enemy_Planet
+  - name: Galactic_Super_Weapon_Destruction
+  - name: Galactic_Super_Weapon_Kills_Enemy_Leader
diff --git a/eaw/tags/Campaign.yaml b/eaw/tags/Campaign.yaml
index d74d793..5f5c7c4 100644
--- a/eaw/tags/Campaign.yaml
+++ b/eaw/tags/Campaign.yaml
@@ -71,7 +71,11 @@
     referenceKind: xmlObject
   - tag: Campaign_Set
     type: NameReference
-    referenceKind: unknown
+    referenceKind: xmlObject
+    referenceType: Campaign
+    semanticType: referenceGroup
+    description:
+      en: "Grouping key (not a reference to a declared object): every Campaign sharing this value belongs to the same selectable Galactic Conquest set. The engine collects them into one menu entry, then instantiates the campaign matching the chosen faction. Find-references lists the co-members; renaming rewrites the value across the whole set."
   - tag: Is_Multiplayer
     type: Boolean
   - tag: Is_Listed
@@ -81,7 +85,10 @@
   - tag: Markup_Filename
     type: NameReferenceList
     referenceKind: unknown
+    semanticType: factionMarkupPairList
     multipleAllowed: true
+    description:
+      en: "A 'Faction, MarkupFile' pair attaching a GUI hint-markup set to a faction (e.g. 'Empire, DefaultGalacticHints'). The faction is validated and navigable; the markup file is loaded from the engine's GUI markup set, not the XML workspace, so it is neither validated nor navigable."
   - tag: Planet_Auto_Reveal
     type: Boolean
   - tag: Max_Tech_Level
@@ -104,8 +111,22 @@
     type: Boolean
   - tag: Human_Victory_Conditions
     type: Type69
+    referenceKind: enum
+    enumName: GalacticVictoryCondition
   - tag: AI_Victory_Conditions
     type: Type69
+    referenceKind: enum
+    enumName: GalacticVictoryCondition
+  # The values the shipped campaigns actually use are the Good_/Evil_ pair (Human_/AI_ appear in the
+  # DatabaseMapExport type table); all four carry the same comma-separated victory-condition list.
+  - tag: Good_Victory_Conditions
+    type: Type69
+    referenceKind: enum
+    enumName: GalacticVictoryCondition
+  - tag: Evil_Victory_Conditions
+    type: Type69
+    referenceKind: enum
+    enumName: GalacticVictoryCondition
   - tag: Human_Victory_Credit_Target
     type: Int
   - tag: Human_Victory_Galactic_Control
diff --git a/foc/_index.json b/foc/_index.json
index 401b1ed..7a54352 100644
--- a/foc/_index.json
+++ b/foc/_index.json
@@ -1,4 +1,5 @@
 {
+  "schemaVersion": "1.0.0",
   "tags": [],
   "types": [
     "types.yaml"