feat(audit-logging): Adds audit logging support

packages/db/prisma/migrations/20250617031335_add_audit_table/migration.sql

@@ -0,0 +1,21 @@
+-- CreateTable
+CREATE TABLE "Audit" (
+    "id" TEXT NOT NULL,
+    "timestamp" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "action" TEXT NOT NULL,
+    "actorId" TEXT NOT NULL,
+    "actorType" TEXT NOT NULL,
+    "targetId" TEXT NOT NULL,
+    "targetType" TEXT NOT NULL,
+    "sourcebotVersion" TEXT NOT NULL,
+    "metadata" JSONB,
+    "orgId" INTEGER NOT NULL,
+
+    CONSTRAINT "Audit_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE INDEX "Audit_actorId_actorType_targetId_targetType_orgId_idx" ON "Audit"("actorId", "actorType", "targetId", "targetType", "orgId");
+
+-- AddForeignKey
+ALTER TABLE "Audit" ADD CONSTRAINT "Audit_orgId_fkey" FOREIGN KEY ("orgId") REFERENCES "Org"("id") ON DELETE CASCADE ON UPDATE CASCADE;

packages/db/prisma/schema.prisma

@@ -172,6 +172,8 @@ model Org {
   /// List of pending invites to this organization
   invites Invite[]
 
+  audits Audit[]
+
   accountRequests AccountRequest[]
 
   searchContexts SearchContext[]
@@ -227,6 +229,24 @@ model ApiKey {
 
 }
 
+model Audit {
+  id String @id @default(cuid())
+  timestamp DateTime @default(now())
+
+  action String
+  actorId String
+  actorType String
+  targetId String
+  targetType String
+  sourcebotVersion String
+  metadata Json?
+
+  org   Org @relation(fields: [orgId], references: [id], onDelete: Cascade)
+  orgId Int
+
+  @@index([actorId, actorType, targetId, targetType, orgId])
+}
+
 // @see : https://authjs.dev/concepts/database-models#user
 model User {
   id              String      @id @default(cuid())