feat(tests): add integration test suites for all DB repositories

src/db/migrations/0000_base_schema.sql

@@ -0,0 +1,62 @@
+-- Base Schema
+-- Creates the initial tables needed before the incremental migration chain (0001+).
+-- This migration is only applied to fresh databases.
+
+BEGIN;
+
+-- Projects (original schema before 0001)
+CREATE TABLE IF NOT EXISTS "projects" (
+    "id" text PRIMARY KEY NOT NULL,
+    "name" text NOT NULL,
+    "repo" text NOT NULL,
+    "base_branch" text,
+    "branch_prefix" text,
+    "model" text,
+    "card_budget_usd" numeric(10, 2),
+    "agent_backend_default" text,
+    "github_token_env" text,
+    "reviewer_token_env" text,
+    "trello_board_id" text,
+    "trello_lists" jsonb,
+    "trello_labels" jsonb,
+    "trello_custom_fields" jsonb,
+    "triggers" jsonb,
+    "agent_models" jsonb,
+    "agent_backend_overrides" jsonb,
+    "prompts" jsonb,
+    "created_at" timestamp DEFAULT now(),
+    "updated_at" timestamp DEFAULT now()
+);
+
+CREATE UNIQUE INDEX IF NOT EXISTS "idx_projects_repo" ON "projects" ("repo");
+CREATE INDEX IF NOT EXISTS "idx_projects_trello_board_id" ON "projects" ("trello_board_id");
+
+-- Project secrets (original credential storage, replaced in 0003)
+CREATE TABLE IF NOT EXISTS "project_secrets" (
+    "id" serial PRIMARY KEY NOT NULL,
+    "project_id" text NOT NULL REFERENCES "projects"("id") ON DELETE CASCADE,
+    "key" text NOT NULL,
+    "value" text NOT NULL,
+    "created_at" timestamp DEFAULT now()
+);
+
+CREATE UNIQUE INDEX IF NOT EXISTS "uq_project_secrets_project_key"
+    ON "project_secrets" ("project_id", "key");
+
+-- Cascade defaults (original schema before 0005)
+CREATE TABLE IF NOT EXISTS "cascade_defaults" (
+    "id" serial PRIMARY KEY NOT NULL,
+    "model" text,
+    "max_iterations" integer,
+    "watchdog_timeout_ms" integer,
+    "card_budget_usd" numeric(10, 2),
+    "agent_backend" text,
+    "progress_model" text,
+    "progress_interval_minutes" numeric(5, 1),
+    "agent_models" jsonb,
+    "agent_iterations" jsonb,
+    "created_at" timestamp DEFAULT now(),
+    "updated_at" timestamp DEFAULT now()
+);
+
+COMMIT;

src/db/migrations/meta/_journal.json

@@ -5,103 +5,110 @@
 		{
 			"idx": 0,
 			"version": "7",
+			"when": 1735000000000,
+			"tag": "0000_base_schema",
+			"breakpoints": false
+		},
+		{
+			"idx": 1,
+			"version": "7",
 			"when": 1736000000000,
 			"tag": "0001_three_tier_normalization",
 			"breakpoints": false
 		},
 		{
-			"idx": 1,
+			"idx": 2,
 			"version": "7",
 			"when": 1737000000000,
 			"tag": "0002_agent_run_tracking",
 			"breakpoints": false
 		},
 		{
-			"idx": 2,
+			"idx": 3,
 			"version": "7",
 			"when": 1738000000000,
 			"tag": "0003_organizations_and_credentials",
 			"breakpoints": false
 		},
 		{
-			"idx": 3,
+			"idx": 4,
 			"version": "7",
 			"when": 1739000000000,
 			"tag": "0004_agent_credential_overrides",
 			"breakpoints": false
 		},
 		{
-			"idx": 4,
+			"idx": 5,
 			"version": "7",
 			"when": 1740000000000,
 			"tag": "0005_config_schema_cleanup",
 			"breakpoints": false
 		},
 		{
-			"idx": 5,
+			"idx": 6,
 			"version": "7",
 			"when": 1741000000000,
 			"tag": "0006_users_and_sessions",
 			"breakpoints": false
 		},
 		{
-			"idx": 6,
+			"idx": 7,
 			"version": "7",
 			"when": 1742000000000,
 			"tag": "0007_remove_flyio_columns",
 			"breakpoints": false
 		},
 		{
-			"idx": 7,
+			"idx": 8,
 			"version": "7",
 			"when": 1743000000000,
 			"tag": "0008_prompt_partials",
 			"breakpoints": false
 		},
 		{
-			"idx": 8,
+			"idx": 9,
 			"version": "7",
 			"when": 1744000000000,
 			"tag": "0009_add_squint_db_url",
 			"breakpoints": false
 		},
 		{
-			"idx": 9,
+			"idx": 10,
 			"version": "7",
 			"when": 1745000000000,
 			"tag": "0010_webhook_logs",
 			"breakpoints": false
 		},
 		{
-			"idx": 10,
+			"idx": 11,
 			"version": "7",
 			"when": 1746000000000,
 			"tag": "0011_remove_credentials_description",
 			"breakpoints": false
 		},
 		{
-			"idx": 11,
+			"idx": 12,
 			"version": "7",
 			"when": 1747000000000,
 			"tag": "0012_llm_calls_realtime",
 			"breakpoints": false
 		},
 		{
-			"idx": 12,
+			"idx": 13,
 			"version": "7",
 			"when": 1748000000000,
 			"tag": "0013_integration_model_refactor",
 			"breakpoints": false
 		},
 		{
-			"idx": 13,
+			"idx": 14,
 			"version": "7",
 			"when": 1749000000000,
 			"tag": "0014_pr_work_items",
 			"breakpoints": false
 		},
 		{
-			"idx": 14,
+			"idx": 15,
 			"version": "7",
 			"when": 1750000000000,
 			"tag": "0015_rename_briefing_to_splitting",