feat(09-03): create database seeding fixture for E2E tests

- Add test fixture with seededDb for predictable test data
- Include 5 entries: tasks and thoughts with various states
- Include 3 tags with entry-tag relationships
- Export extended test with fixtures from tests/e2e/index.ts
- Install drizzle-seed dependency

package-lock.json

@@ -32,6 +32,7 @@
 				"@vitest/browser-playwright": "^4.0.18",
 				"@vitest/coverage-v8": "^4.0.18",
 				"drizzle-kit": "^0.31.8",
+				"drizzle-seed": "^0.3.1",
 				"eslint": "^9.39.2",
 				"eslint-config-prettier": "^10.1.8",
 				"eslint-plugin-svelte": "^3.14.0",
@@ -3873,6 +3874,24 @@
 				}
 			}
 		},
+		"node_modules/drizzle-seed": {
+			"version": "0.3.1",
+			"resolved": "https://registry.npmjs.org/drizzle-seed/-/drizzle-seed-0.3.1.tgz",
+			"integrity": "sha512-F/0lgvfOAsqlYoHM/QAGut4xXIOXoE5VoAdv2FIl7DpGYVXlAzKuJO+IphkKUFK3Dz+rFlOsQLnMNrvoQ0cx7g==",
+			"dev": true,
+			"license": "Apache-2.0",
+			"dependencies": {
+				"pure-rand": "^6.1.0"
+			},
+			"peerDependencies": {
+				"drizzle-orm": ">=0.36.4"
+			},
+			"peerDependenciesMeta": {
+				"drizzle-orm": {
+					"optional": true
+				}
+			}
+		},
 		"node_modules/end-of-stream": {
 			"version": "1.4.5",
 			"resolved": "https://registry.npmjs.org/end-of-stream/-/end-of-stream-1.4.5.tgz",
@@ -5573,6 +5592,23 @@
 				"node": ">=6"
 			}
 		},
+		"node_modules/pure-rand": {
+			"version": "6.1.0",
+			"resolved": "https://registry.npmjs.org/pure-rand/-/pure-rand-6.1.0.tgz",
+			"integrity": "sha512-bVWawvoZoBYpp6yIoQtQXHZjmz35RSVHnUOTefl8Vcjr8snTPY1wnpSPMWekcFwbxI6gtmT7rSYPFvz71ldiOA==",
+			"dev": true,
+			"funding": [
+				{
+					"type": "individual",
+					"url": "https://github.com/sponsors/dubzzz"
+				},
+				{
+					"type": "opencollective",
+					"url": "https://opencollective.com/fast-check"
+				}
+			],
+			"license": "MIT"
+		},
 		"node_modules/rc": {
 			"version": "1.2.8",
 			"resolved": "https://registry.npmjs.org/rc/-/rc-1.2.8.tgz",