Basis: Certvia dev@a48c5fb als Fundament für Craftvia

Unveränderter Stand von certvia/dev (a48c5fb) plus Craftvia-Spezifikation
und Brandbook unter docs/craftvia/. ISMS-Module werden im Folgecommit entfernt.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

prisma/migrations/20260702144829_decimal_reductions_and_catalogs/migration.sql

@@ -0,0 +1,32 @@
+-- AlterTable
+ALTER TABLE "risk_measures" ALTER COLUMN "reduction_likelihood" SET DEFAULT 0,
+ALTER COLUMN "reduction_likelihood" SET DATA TYPE DOUBLE PRECISION,
+ALTER COLUMN "reduction_impact" SET DEFAULT 0,
+ALTER COLUMN "reduction_impact" SET DATA TYPE DOUBLE PRECISION;
+
+-- AlterTable
+ALTER TABLE "risks" ALTER COLUMN "residual_likelihood" SET DATA TYPE DOUBLE PRECISION,
+ALTER COLUMN "residual_impact" SET DATA TYPE DOUBLE PRECISION,
+ALTER COLUMN "residual_score" SET DATA TYPE DOUBLE PRECISION;
+
+-- CreateTable
+CREATE TABLE "threats" (
+    "id" TEXT NOT NULL,
+    "name" TEXT NOT NULL,
+
+    CONSTRAINT "threats_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "vulnerabilities" (
+    "id" TEXT NOT NULL,
+    "name" TEXT NOT NULL,
+
+    CONSTRAINT "vulnerabilities_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE UNIQUE INDEX "threats_name_key" ON "threats"("name");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "vulnerabilities_name_key" ON "vulnerabilities"("name");