diff --git a/drizzle/0004_motionless_havok.sql b/drizzle/0004_motionless_havok.sql
new file mode 100644
index 0000000..975a87b
--- /dev/null
+++ b/drizzle/0004_motionless_havok.sql
@@ -0,0 +1,11 @@
+CREATE TABLE `survey_comments_table` (
+	`id` int AUTO_INCREMENT NOT NULL,
+	`surveyId` int NOT NULL,
+	`participantId` int NOT NULL,
+	`comment` text NOT NULL,
+	CONSTRAINT `survey_comments_table_id` PRIMARY KEY(`id`)
+);
+--> statement-breakpoint
+ALTER TABLE `survey_comments_table` ADD CONSTRAINT `survey_comments_table_surveyId_surveys_table_id_fk` FOREIGN KEY (`surveyId`) REFERENCES `surveys_table`(`id`) ON DELETE cascade ON UPDATE no action;--> statement-breakpoint
+ALTER TABLE `survey_comments_table` ADD CONSTRAINT `survey_comments_table_participantId_survey_access_table_id_fk` FOREIGN KEY (`participantId`) REFERENCES `survey_access_table`(`id`) ON DELETE cascade ON UPDATE no action;--> statement-breakpoint
+CREATE INDEX `survey_participant_index` ON `survey_comments_table` (`surveyId`,`participantId`);
\ No newline at end of file
diff --git a/drizzle/meta/0004_snapshot.json b/drizzle/meta/0004_snapshot.json
new file mode 100644
index 0000000..7e675fe
--- /dev/null
+++ b/drizzle/meta/0004_snapshot.json
@@ -0,0 +1,556 @@
+{
+  "version": "5",
+  "dialect": "mysql",
+  "id": "77ad797c-05e7-432e-bb86-b6a0bd22f71a",
+  "prevId": "4d29fb1a-427c-4082-a176-08688a6d9f2e",
+  "tables": {
+    "sessions": {
+      "name": "sessions",
+      "columns": {
+        "token": {
+          "name": "token",
+          "type": "varchar(255)",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "userId": {
+          "name": "userId",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "expires": {
+          "name": "expires",
+          "type": "bigint",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "sessions_userId_users_table_id_fk": {
+          "name": "sessions_userId_users_table_id_fk",
+          "tableFrom": "sessions",
+          "tableTo": "users_table",
+          "columnsFrom": [
+            "userId"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {
+        "sessions_token": {
+          "name": "sessions_token",
+          "columns": [
+            "token"
+          ]
+        }
+      },
+      "uniqueConstraints": {},
+      "checkConstraint": {}
+    },
+    "survey_access_table": {
+      "name": "survey_access_table",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": true
+        },
+        "surveyId": {
+          "name": "surveyId",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "recepientEmail": {
+          "name": "recepientEmail",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "accessToken": {
+          "name": "accessToken",
+          "type": "varchar(255)",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        }
+      },
+      "indexes": {
+        "token_index": {
+          "name": "token_index",
+          "columns": [
+            "accessToken"
+          ],
+          "isUnique": false
+        }
+      },
+      "foreignKeys": {
+        "survey_access_table_surveyId_surveys_table_id_fk": {
+          "name": "survey_access_table_surveyId_surveys_table_id_fk",
+          "tableFrom": "survey_access_table",
+          "tableTo": "surveys_table",
+          "columnsFrom": [
+            "surveyId"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {
+        "survey_access_table_id": {
+          "name": "survey_access_table_id",
+          "columns": [
+            "id"
+          ]
+        }
+      },
+      "uniqueConstraints": {},
+      "checkConstraint": {}
+    },
+    "survey_answers_table": {
+      "name": "survey_answers_table",
+      "columns": {
+        "participantId": {
+          "name": "participantId",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "skillId": {
+          "name": "skillId",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "rating": {
+          "name": "rating",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "survey_answers_table_participantId_survey_access_table_id_fk": {
+          "name": "survey_answers_table_participantId_survey_access_table_id_fk",
+          "tableFrom": "survey_answers_table",
+          "tableTo": "survey_access_table",
+          "columnsFrom": [
+            "participantId"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        },
+        "survey_answers_table_skillId_survey_skills_table_id_fk": {
+          "name": "survey_answers_table_skillId_survey_skills_table_id_fk",
+          "tableFrom": "survey_answers_table",
+          "tableTo": "survey_skills_table",
+          "columnsFrom": [
+            "skillId"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {
+        "survey_answers_table_participantId_skillId_pk": {
+          "name": "survey_answers_table_participantId_skillId_pk",
+          "columns": [
+            "participantId",
+            "skillId"
+          ]
+        }
+      },
+      "uniqueConstraints": {},
+      "checkConstraint": {}
+    },
+    "survey_comments_table": {
+      "name": "survey_comments_table",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": true
+        },
+        "surveyId": {
+          "name": "surveyId",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "participantId": {
+          "name": "participantId",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "comment": {
+          "name": "comment",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        }
+      },
+      "indexes": {
+        "survey_participant_index": {
+          "name": "survey_participant_index",
+          "columns": [
+            "surveyId",
+            "participantId"
+          ],
+          "isUnique": false
+        }
+      },
+      "foreignKeys": {
+        "survey_comments_table_surveyId_surveys_table_id_fk": {
+          "name": "survey_comments_table_surveyId_surveys_table_id_fk",
+          "tableFrom": "survey_comments_table",
+          "tableTo": "surveys_table",
+          "columnsFrom": [
+            "surveyId"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        },
+        "survey_comments_table_participantId_survey_access_table_id_fk": {
+          "name": "survey_comments_table_participantId_survey_access_table_id_fk",
+          "tableFrom": "survey_comments_table",
+          "tableTo": "survey_access_table",
+          "columnsFrom": [
+            "participantId"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {
+        "survey_comments_table_id": {
+          "name": "survey_comments_table_id",
+          "columns": [
+            "id"
+          ]
+        }
+      },
+      "uniqueConstraints": {},
+      "checkConstraint": {}
+    },
+    "survey_permissions_table": {
+      "name": "survey_permissions_table",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": true
+        },
+        "surveyId": {
+          "name": "surveyId",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "user": {
+          "name": "user",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "access": {
+          "name": "access",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        }
+      },
+      "indexes": {
+        "user_index": {
+          "name": "user_index",
+          "columns": [
+            "user"
+          ],
+          "isUnique": false
+        },
+        "survey_index": {
+          "name": "survey_index",
+          "columns": [
+            "surveyId"
+          ],
+          "isUnique": false
+        }
+      },
+      "foreignKeys": {
+        "survey_permissions_table_surveyId_surveys_table_id_fk": {
+          "name": "survey_permissions_table_surveyId_surveys_table_id_fk",
+          "tableFrom": "survey_permissions_table",
+          "tableTo": "surveys_table",
+          "columnsFrom": [
+            "surveyId"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        },
+        "survey_permissions_table_user_users_table_id_fk": {
+          "name": "survey_permissions_table_user_users_table_id_fk",
+          "tableFrom": "survey_permissions_table",
+          "tableTo": "users_table",
+          "columnsFrom": [
+            "user"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {
+        "survey_permissions_table_id": {
+          "name": "survey_permissions_table_id",
+          "columns": [
+            "id"
+          ]
+        }
+      },
+      "uniqueConstraints": {
+        "survey_user_un": {
+          "name": "survey_user_un",
+          "columns": [
+            "surveyId",
+            "user"
+          ]
+        }
+      },
+      "checkConstraint": {}
+    },
+    "survey_skills_table": {
+      "name": "survey_skills_table",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": true
+        },
+        "surveyId": {
+          "name": "surveyId",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "title": {
+          "name": "title",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "description": {
+          "name": "description",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "survey_skills_table_surveyId_surveys_table_id_fk": {
+          "name": "survey_skills_table_surveyId_surveys_table_id_fk",
+          "tableFrom": "survey_skills_table",
+          "tableTo": "surveys_table",
+          "columnsFrom": [
+            "surveyId"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {
+        "survey_skills_table_id": {
+          "name": "survey_skills_table_id",
+          "columns": [
+            "id"
+          ]
+        }
+      },
+      "uniqueConstraints": {},
+      "checkConstraint": {}
+    },
+    "surveys_table": {
+      "name": "surveys_table",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": true
+        },
+        "title": {
+          "name": "title",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "description": {
+          "name": "description",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "owner": {
+          "name": "owner",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {
+        "surveys_table_owner_users_table_id_fk": {
+          "name": "surveys_table_owner_users_table_id_fk",
+          "tableFrom": "surveys_table",
+          "tableTo": "users_table",
+          "columnsFrom": [
+            "owner"
+          ],
+          "columnsTo": [
+            "id"
+          ],
+          "onDelete": "cascade",
+          "onUpdate": "no action"
+        }
+      },
+      "compositePrimaryKeys": {
+        "surveys_table_id": {
+          "name": "surveys_table_id",
+          "columns": [
+            "id"
+          ]
+        }
+      },
+      "uniqueConstraints": {},
+      "checkConstraint": {}
+    },
+    "users_table": {
+      "name": "users_table",
+      "columns": {
+        "id": {
+          "name": "id",
+          "type": "int",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": true
+        },
+        "email": {
+          "name": "email",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "password_hash": {
+          "name": "password_hash",
+          "type": "text",
+          "primaryKey": false,
+          "notNull": true,
+          "autoincrement": false
+        },
+        "verification_code": {
+          "name": "verification_code",
+          "type": "varchar(255)",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        },
+        "verifcationCodeExpires": {
+          "name": "verifcationCodeExpires",
+          "type": "date",
+          "primaryKey": false,
+          "notNull": false,
+          "autoincrement": false
+        }
+      },
+      "indexes": {},
+      "foreignKeys": {},
+      "compositePrimaryKeys": {
+        "users_table_id": {
+          "name": "users_table_id",
+          "columns": [
+            "id"
+          ]
+        }
+      },
+      "uniqueConstraints": {
+        "users_table_email_unique": {
+          "name": "users_table_email_unique",
+          "columns": [
+            "email"
+          ]
+        }
+      },
+      "checkConstraint": {}
+    }
+  },
+  "views": {},
+  "_meta": {
+    "schemas": {},
+    "tables": {},
+    "columns": {}
+  },
+  "internal": {
+    "tables": {},
+    "indexes": {}
+  }
+}
\ No newline at end of file
diff --git a/drizzle/meta/_journal.json b/drizzle/meta/_journal.json
index c9fb824..45d1086 100644
--- a/drizzle/meta/_journal.json
+++ b/drizzle/meta/_journal.json
@@ -29,6 +29,13 @@
       "when": 1736628358111,
       "tag": "0003_overjoyed_shooting_star",
       "breakpoints": true
+    },
+    {
+      "idx": 4,
+      "version": "5",
+      "when": 1745216339779,
+      "tag": "0004_motionless_havok",
+      "breakpoints": true
     }
   ]
 }
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 4c8ebee..c5f15ff 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,7 +20,7 @@
 				"d3-shape": "^3.2.0",
 				"debug": "^4.4.0",
 				"drizzle-orm": "^0.36.4",
-				"layerchart": "^0.59.1",
+				"layerchart": "^1.0.8",
 				"markdown-it": "^14.1.0",
 				"mysql2": "^3.11.4",
 				"nodemailer": "^6.9.16"
@@ -81,6 +81,24 @@
 				"node": ">=6.0.0"
 			}
 		},
+		"node_modules/@dagrejs/dagre": {
+			"version": "1.1.4",
+			"resolved": "https://registry.npmjs.org/@dagrejs/dagre/-/dagre-1.1.4.tgz",
+			"integrity": "sha512-QUTc54Cg/wvmlEUxB+uvoPVKFazM1H18kVHBQNmK2NbrDR5ihOCR6CXLnDSZzMcSQKJtabPUWridBOlJM3WkDg==",
+			"license": "MIT",
+			"dependencies": {
+				"@dagrejs/graphlib": "2.2.4"
+			}
+		},
+		"node_modules/@dagrejs/graphlib": {
+			"version": "2.2.4",
+			"resolved": "https://registry.npmjs.org/@dagrejs/graphlib/-/graphlib-2.2.4.tgz",
+			"integrity": "sha512-mepCf/e9+SKYy1d02/UkvSy6+6MoyXhVxP8lLDfA7BPE1X1d4dR0sZznmbM8/XVJ1GPM+Svnx7Xj6ZweByWUkw==",
+			"license": "MIT",
+			"engines": {
+				"node": ">17.0.0"
+			}
+		},
 		"node_modules/@drizzle-team/brocli": {
 			"version": "0.10.2",
 			"resolved": "https://registry.npmjs.org/@drizzle-team/brocli/-/brocli-0.10.2.tgz",
@@ -1096,19 +1114,19 @@
 			}
 		},
 		"node_modules/@floating-ui/dom": {
-			"version": "1.6.12",
-			"resolved": "https://registry.npmjs.org/@floating-ui/dom/-/dom-1.6.12.tgz",
-			"integrity": "sha512-NP83c0HjokcGVEMeoStg317VD9W7eDlGK7457dMBANbKA6GJZdc7rjujdgqzTaz93jkGgc5P/jeWbaCHnMNc+w==",
+			"version": "1.6.13",
+			"resolved": "https://registry.npmjs.org/@floating-ui/dom/-/dom-1.6.13.tgz",
+			"integrity": "sha512-umqzocjDgNRGTuO7Q8CU32dkHkECqI8ZdMZ5Swb6QAM0t5rnlrN3lGo1hdpscRd3WS8T6DKYK4ephgIH9iRh3w==",
 			"license": "MIT",
 			"dependencies": {
 				"@floating-ui/core": "^1.6.0",
-				"@floating-ui/utils": "^0.2.8"
+				"@floating-ui/utils": "^0.2.9"
 			}
 		},
 		"node_modules/@floating-ui/utils": {
-			"version": "0.2.8",
-			"resolved": "https://registry.npmjs.org/@floating-ui/utils/-/utils-0.2.8.tgz",
-			"integrity": "sha512-kym7SodPp8/wloecOpcmSnWJsK7M0E5Wg8UcFA+uO4B9s5d0ywXOEro/8HM9x0rW+TljRzul/14UYz3TleT3ig==",
+			"version": "0.2.9",
+			"resolved": "https://registry.npmjs.org/@floating-ui/utils/-/utils-0.2.9.tgz",
+			"integrity": "sha512-MDWhGtE+eHw5JW7lq4qhc5yRLS11ERl1c7Z6Xd0a58DozHES6EnNNwUWbMiG4J9Cgj053Bhk8zvlhFYKVhULwg==",
 			"license": "MIT"
 		},
 		"node_modules/@humanfs/core": {
@@ -1253,13 +1271,13 @@
 			}
 		},
 		"node_modules/@layerstack/svelte-actions": {
-			"version": "0.0.9",
-			"resolved": "https://registry.npmjs.org/@layerstack/svelte-actions/-/svelte-actions-0.0.9.tgz",
-			"integrity": "sha512-1mDXM7R0pT3pvQvXS479hN9tkn6M812Iip9M7BSorDTQcccGNVGU67aqLO5qded7CuzRnyeN2id5KcVU5zfY8A==",
+			"version": "1.0.0",
+			"resolved": "https://registry.npmjs.org/@layerstack/svelte-actions/-/svelte-actions-1.0.0.tgz",
+			"integrity": "sha512-cnVxMbcc+xYta9hwHnLja4a7bR7cfX/QW9jDY4ZCI8RIt+3lKNRE+u2XzWoGp4Qsx7A0/nGUIiLWpDBgO1ihsQ==",
 			"license": "MIT",
 			"dependencies": {
-				"@floating-ui/dom": "^1.6.12",
-				"@layerstack/utils": "0.0.7",
+				"@floating-ui/dom": "^1.6.13",
+				"@layerstack/utils": "1.0.0",
 				"d3-array": "^3.2.4",
 				"d3-scale": "^4.0.2",
 				"date-fns": "^4.1.0",
@@ -1267,26 +1285,26 @@
 			}
 		},
 		"node_modules/@layerstack/svelte-stores": {
-			"version": "0.0.9",
-			"resolved": "https://registry.npmjs.org/@layerstack/svelte-stores/-/svelte-stores-0.0.9.tgz",
-			"integrity": "sha512-5yyi7eV/2hOraw7wQgEObVR4s2/4T3G/GjGaZLR9BQH8mnsLuXw1n3k6rFT8NxiRvpEjWJ9l9ILOGc/XzFJb3g==",
+			"version": "1.0.1",
+			"resolved": "https://registry.npmjs.org/@layerstack/svelte-stores/-/svelte-stores-1.0.1.tgz",
+			"integrity": "sha512-GVm0iMNJ8pI2q8WjofwejK+m6uF7PFUqgZZfkgDv2UmVh/HyW6ZpxA2wXzIxZley4NtUlrRw8cpyy2sJOEGVSA==",
 			"license": "MIT",
 			"dependencies": {
-				"@layerstack/utils": "0.0.7",
+				"@layerstack/utils": "1.0.0",
 				"d3-array": "^3.2.4",
 				"date-fns": "^4.1.0",
 				"immer": "^10.1.1",
 				"lodash-es": "^4.17.21",
-				"zod": "^3.23.8"
+				"zod": "^3.24.2"
 			}
 		},
 		"node_modules/@layerstack/tailwind": {
-			"version": "0.0.11",
-			"resolved": "https://registry.npmjs.org/@layerstack/tailwind/-/tailwind-0.0.11.tgz",
-			"integrity": "sha512-dHvJM5xpVisPrM6NClSCNPqB/u+pSwemWzkKeb911/8pLUuyr+7HceTpv5AZMyE/I5A2RxoTa5mTZokmvEqPnQ==",
+			"version": "1.0.0",
+			"resolved": "https://registry.npmjs.org/@layerstack/tailwind/-/tailwind-1.0.0.tgz",
+			"integrity": "sha512-xV2M6KRNBmbhV9XAvTHiw/BJSTIh5eby+Hj1iXXkMr88fObZHn4s1G2BILEDbdwjZl6Ivu1Du0gO9Vz3lzflUA==",
 			"license": "MIT",
 			"dependencies": {
-				"@layerstack/utils": "^0.0.7",
+				"@layerstack/utils": "^1.0.0",
 				"clsx": "^2.1.1",
 				"culori": "^4.0.1",
 				"d3-array": "^3.2.4",
@@ -1297,9 +1315,9 @@
 			}
 		},
 		"node_modules/@layerstack/utils": {
-			"version": "0.0.7",
-			"resolved": "https://registry.npmjs.org/@layerstack/utils/-/utils-0.0.7.tgz",
-			"integrity": "sha512-7R9AOw/J3TkvSCuQXajK28d7AKuvsEgMQlXBSvAr9tcxSrb9hzraX47uD4uEmEAIB9IiKaG4IUx2FmGiJ3WlTQ==",
+			"version": "1.0.0",
+			"resolved": "https://registry.npmjs.org/@layerstack/utils/-/utils-1.0.0.tgz",
+			"integrity": "sha512-kIH8lo4MEzPGtdxQRacy8RsSVhMQwe62ckuev62xQDE5QcUJ4wB9EMaRWaQK8CfEOpUERGPgkMPMbMqPhdp0gw==",
 			"license": "MIT",
 			"dependencies": {
 				"d3-array": "^3.2.4",
@@ -2865,12 +2883,6 @@
 				"node": ">= 0.4"
 			}
 		},
-		"node_modules/array-source": {
-			"version": "0.0.4",
-			"resolved": "https://registry.npmjs.org/array-source/-/array-source-0.0.4.tgz",
-			"integrity": "sha512-frNdc+zBn80vipY+GdcJkLEbMWj3xmzArYApmUGxoiV8uAu/ygcs9icPdsGdA26h0MkHUMW6EN2piIvVx+M5Mw==",
-			"license": "BSD-3-Clause"
-		},
 		"node_modules/autoprefixer": {
 			"version": "10.4.20",
 			"resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-10.4.20.tgz",
@@ -3141,17 +3153,6 @@
 				"node": ">= 0.6"
 			}
 		},
-		"node_modules/core-js": {
-			"version": "3.39.0",
-			"resolved": "https://registry.npmjs.org/core-js/-/core-js-3.39.0.tgz",
-			"integrity": "sha512-raM0ew0/jJUqkJ0E6e8UDtl+y/7ktFivgWvqw8dNSQeNWoSDLvQ1H/RN3aPXB9tBd4/FhyR4RDPGhsNIMsAn7g==",
-			"hasInstallScript": true,
-			"license": "MIT",
-			"funding": {
-				"type": "opencollective",
-				"url": "https://opencollective.com/core-js"
-			}
-		},
 		"node_modules/cross-spawn": {
 			"version": "7.0.6",
 			"resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-7.0.6.tgz",
@@ -4197,12 +4198,6 @@
 				"node": "^12.20 || >= 14.13"
 			}
 		},
-		"node_modules/fflate": {
-			"version": "0.4.8",
-			"resolved": "https://registry.npmjs.org/fflate/-/fflate-0.4.8.tgz",
-			"integrity": "sha512-FJqqoDBR00Mdj9ppamLa/Y7vxm+PRmNWA67N846RvsoYVMKB4q3y/de5PA7gUmRMYK/8CMz2GDZQmCRN1wBcWA==",
-			"license": "MIT"
-		},
 		"node_modules/file-entry-cache": {
 			"version": "8.0.0",
 			"resolved": "https://registry.npmjs.org/file-entry-cache/-/file-entry-cache-8.0.0.tgz",
@@ -4216,15 +4211,6 @@
 				"node": ">=16.0.0"
 			}
 		},
-		"node_modules/file-source": {
-			"version": "0.6.1",
-			"resolved": "https://registry.npmjs.org/file-source/-/file-source-0.6.1.tgz",
-			"integrity": "sha512-1R1KneL7eTXmXfKxC10V/9NeGOdbsAXJ+lQ//fvvcHUgtaZcZDWNJNblxAoVOyV1cj45pOtUrR3vZTBwqcW8XA==",
-			"license": "BSD-3-Clause",
-			"dependencies": {
-				"stream-source": "0.3"
-			}
-		},
 		"node_modules/fill-range": {
 			"version": "7.1.1",
 			"resolved": "https://registry.npmjs.org/fill-range/-/fill-range-7.1.1.tgz",
@@ -4766,15 +4752,16 @@
 			}
 		},
 		"node_modules/layerchart": {
-			"version": "0.59.6",
-			"resolved": "https://registry.npmjs.org/layerchart/-/layerchart-0.59.6.tgz",
-			"integrity": "sha512-P7ed+YDykJnoMFqDh/npE8SJWIiMvoro85sJx+hglEYmOro0JldW78BRXl1UNNh04W42OS+Ky/kGTTPI0Pm22Q==",
+			"version": "1.0.8",
+			"resolved": "https://registry.npmjs.org/layerchart/-/layerchart-1.0.8.tgz",
+			"integrity": "sha512-JkSNLUFiTkUYOmJclnM97oO/xtr/YuF4bnAf1ySz2ZeoS97HNUgWjIcYl5JkNrF112VA1K/ODranx5ZbYpXxqA==",
 			"license": "MIT",
 			"dependencies": {
-				"@layerstack/svelte-actions": "^0.0.9",
-				"@layerstack/svelte-stores": "^0.0.9",
-				"@layerstack/tailwind": "^0.0.11",
-				"@layerstack/utils": "^0.0.7",
+				"@dagrejs/dagre": "^1.1.4",
+				"@layerstack/svelte-actions": "^1.0.0",
+				"@layerstack/svelte-stores": "^1.0.0",
+				"@layerstack/tailwind": "^1.0.0",
+				"@layerstack/utils": "^1.0.0",
 				"d3-array": "^3.2.4",
 				"d3-color": "^3.1.0",
 				"d3-delaunay": "^6.0.4",
@@ -4796,10 +4783,7 @@
 				"d3-time": "^3.1.0",
 				"date-fns": "^4.1.0",
 				"layercake": "^8.4.2",
-				"lodash-es": "^4.17.21",
-				"posthog-js": "^1.187.2",
-				"shapefile": "^0.6.6",
-				"topojson-client": "^3.1.0"
+				"lodash-es": "^4.17.21"
 			},
 			"peerDependencies": {
 				"svelte": "^3.56.0 || ^4.0.0 || ^5.0.0"
@@ -5346,16 +5330,6 @@
 			"integrity": "sha512-JNAzZcXrCt42VGLuYz0zfAzDfAvJWW6AfYlDBQyDV5DClI2m5sAmK+OIO7s59XfsRsWHp02jAJrRadPRGTt6SQ==",
 			"license": "ISC"
 		},
-		"node_modules/path-source": {
-			"version": "0.1.3",
-			"resolved": "https://registry.npmjs.org/path-source/-/path-source-0.1.3.tgz",
-			"integrity": "sha512-dWRHm5mIw5kw0cs3QZLNmpUWty48f5+5v9nWD2dw3Y0Hf+s01Ag8iJEWV0Sm0kocE8kK27DrIowha03e1YR+Qw==",
-			"license": "BSD-3-Clause",
-			"dependencies": {
-				"array-source": "0.0",
-				"file-source": "0.6"
-			}
-		},
 		"node_modules/picocolors": {
 			"version": "1.1.1",
 			"resolved": "https://registry.npmjs.org/picocolors/-/picocolors-1.1.1.tgz",
@@ -5588,28 +5562,6 @@
 			"integrity": "sha512-1NNCs6uurfkVbeXG4S8JFT9t19m45ICnif8zWLd5oPSZ50QnwMfK+H3jv408d4jw/7Bttv5axS5IiHoLaVNHeQ==",
 			"license": "MIT"
 		},
-		"node_modules/posthog-js": {
-			"version": "1.203.1",
-			"resolved": "https://registry.npmjs.org/posthog-js/-/posthog-js-1.203.1.tgz",
-			"integrity": "sha512-r/WiSyz6VNbIKEV/30+aD5gdrYkFtmZwvqNa6h9frl8hG638v098FrXaq3EYzMcCdkQf3phaZTDIAFKegpiTjw==",
-			"license": "MIT",
-			"dependencies": {
-				"core-js": "^3.38.1",
-				"fflate": "^0.4.8",
-				"preact": "^10.19.3",
-				"web-vitals": "^4.2.0"
-			}
-		},
-		"node_modules/preact": {
-			"version": "10.25.3",
-			"resolved": "https://registry.npmjs.org/preact/-/preact-10.25.3.tgz",
-			"integrity": "sha512-dzQmIFtM970z+fP9ziQ3yG4e3ULIbwZzJ734vaMVUTaKQ2+Ru1Ou/gjshOYVHCcd1rpAelC6ngjvjDXph98unQ==",
-			"license": "MIT",
-			"funding": {
-				"type": "opencollective",
-				"url": "https://opencollective.com/preact"
-			}
-		},
 		"node_modules/prelude-ls": {
 			"version": "1.2.1",
 			"resolved": "https://registry.npmjs.org/prelude-ls/-/prelude-ls-1.2.1.tgz",
@@ -5962,30 +5914,6 @@
 			"dev": true,
 			"license": "MIT"
 		},
-		"node_modules/shapefile": {
-			"version": "0.6.6",
-			"resolved": "https://registry.npmjs.org/shapefile/-/shapefile-0.6.6.tgz",
-			"integrity": "sha512-rLGSWeK2ufzCVx05wYd+xrWnOOdSV7xNUW5/XFgx3Bc02hBkpMlrd2F1dDII7/jhWzv0MSyBFh5uJIy9hLdfuw==",
-			"license": "BSD-3-Clause",
-			"dependencies": {
-				"array-source": "0.0",
-				"commander": "2",
-				"path-source": "0.1",
-				"slice-source": "0.4",
-				"stream-source": "0.3",
-				"text-encoding": "^0.6.4"
-			},
-			"bin": {
-				"dbf2json": "bin/dbf2json",
-				"shp2json": "bin/shp2json"
-			}
-		},
-		"node_modules/shapefile/node_modules/commander": {
-			"version": "2.20.3",
-			"resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
-			"integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
-			"license": "MIT"
-		},
 		"node_modules/shebang-command": {
 			"version": "2.0.0",
 			"resolved": "https://registry.npmjs.org/shebang-command/-/shebang-command-2.0.0.tgz",
@@ -6034,12 +5962,6 @@
 				"node": ">=18"
 			}
 		},
-		"node_modules/slice-source": {
-			"version": "0.4.1",
-			"resolved": "https://registry.npmjs.org/slice-source/-/slice-source-0.4.1.tgz",
-			"integrity": "sha512-YiuPbxpCj4hD9Qs06hGAz/OZhQ0eDuALN0lRWJez0eD/RevzKqGdUx1IOMUnXgpr+sXZLq3g8ERwbAH0bCb8vg==",
-			"license": "BSD-3-Clause"
-		},
 		"node_modules/source-map": {
 			"version": "0.6.1",
 			"resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
@@ -6079,12 +6001,6 @@
 				"node": ">= 0.6"
 			}
 		},
-		"node_modules/stream-source": {
-			"version": "0.3.5",
-			"resolved": "https://registry.npmjs.org/stream-source/-/stream-source-0.3.5.tgz",
-			"integrity": "sha512-ZuEDP9sgjiAwUVoDModftG0JtYiLUV8K4ljYD1VyUMRWtbVf92474o4kuuul43iZ8t/hRuiDAx1dIJSvirrK/g==",
-			"license": "BSD-3-Clause"
-		},
 		"node_modules/string-width": {
 			"version": "5.1.2",
 			"resolved": "https://registry.npmjs.org/string-width/-/string-width-5.1.2.tgz",
@@ -6569,13 +6485,6 @@
 				"node": ">= 14"
 			}
 		},
-		"node_modules/text-encoding": {
-			"version": "0.6.4",
-			"resolved": "https://registry.npmjs.org/text-encoding/-/text-encoding-0.6.4.tgz",
-			"integrity": "sha512-hJnc6Qg3dWoOMkqP53F0dzRIgtmsAge09kxUIqGrEUS4qr5rWLckGYaQAVr+opBrIMRErGgy6f5aPnyPpyGRfg==",
-			"deprecated": "no longer maintained",
-			"license": "Unlicense"
-		},
 		"node_modules/thenify": {
 			"version": "3.3.1",
 			"resolved": "https://registry.npmjs.org/thenify/-/thenify-3.3.1.tgz",
@@ -6620,26 +6529,6 @@
 				"node": ">=8.0"
 			}
 		},
-		"node_modules/topojson-client": {
-			"version": "3.1.0",
-			"resolved": "https://registry.npmjs.org/topojson-client/-/topojson-client-3.1.0.tgz",
-			"integrity": "sha512-605uxS6bcYxGXw9qi62XyrV6Q3xwbndjachmNxu8HWTtVPxZfEJN9fd/SZS1Q54Sn2y0TMyMxFj/cJINqGHrKw==",
-			"license": "ISC",
-			"dependencies": {
-				"commander": "2"
-			},
-			"bin": {
-				"topo2geo": "bin/topo2geo",
-				"topomerge": "bin/topomerge",
-				"topoquantize": "bin/topoquantize"
-			}
-		},
-		"node_modules/topojson-client/node_modules/commander": {
-			"version": "2.20.3",
-			"resolved": "https://registry.npmjs.org/commander/-/commander-2.20.3.tgz",
-			"integrity": "sha512-GpVkmM8vF2vQUkj2LvZmD35JxeJOLCwJ9cUkugyk2nuhbv3+mJvpLYYt+0+USMxE+oj+ey/lJEnhZw75x/OMcQ==",
-			"license": "MIT"
-		},
 		"node_modules/totalist": {
 			"version": "3.0.1",
 			"resolved": "https://registry.npmjs.org/totalist/-/totalist-3.0.1.tgz",
@@ -7302,12 +7191,6 @@
 				"node": ">= 8"
 			}
 		},
-		"node_modules/web-vitals": {
-			"version": "4.2.4",
-			"resolved": "https://registry.npmjs.org/web-vitals/-/web-vitals-4.2.4.tgz",
-			"integrity": "sha512-r4DIlprAGwJ7YM11VZp4R884m0Vmgr6EAKe3P+kO0PPj3Unqyvv59rczf6UiGcb9Z8QxZVcqKNwv/g0WNdWwsw==",
-			"license": "Apache-2.0"
-		},
 		"node_modules/which": {
 			"version": "2.0.2",
 			"resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
@@ -7472,9 +7355,9 @@
 			"license": "MIT"
 		},
 		"node_modules/zod": {
-			"version": "3.24.1",
-			"resolved": "https://registry.npmjs.org/zod/-/zod-3.24.1.tgz",
-			"integrity": "sha512-muH7gBL9sI1nciMZV67X5fTKKBLtwpZ5VBp1vsOQzj1MhrBZ4wlVCm3gedKZWLp0Oyel8sIGfeiz54Su+OVT+A==",
+			"version": "3.24.3",
+			"resolved": "https://registry.npmjs.org/zod/-/zod-3.24.3.tgz",
+			"integrity": "sha512-HhY1oqzWCQWuUqvBFnsyrtZRhyPeR7SUGv+C4+MsisMuVfSPx8HpwWqH8tRahSlt6M3PiFAcoeFhZAqIXTxoSg==",
 			"license": "MIT",
 			"funding": {
 				"url": "https://github.com/sponsors/colinhacks"
diff --git a/package.json b/package.json
index 1058af0..7051ee7 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
 		"d3-shape": "^3.2.0",
 		"debug": "^4.4.0",
 		"drizzle-orm": "^0.36.4",
-		"layerchart": "^0.59.1",
+		"layerchart": "^1.0.8",
 		"markdown-it": "^14.1.0",
 		"mysql2": "^3.11.4",
 		"nodemailer": "^6.9.16"
diff --git a/src/db/schema.ts b/src/db/schema.ts
index 07b0d30..537ecb7 100644
--- a/src/db/schema.ts
+++ b/src/db/schema.ts
@@ -45,6 +45,15 @@ export const surveyAnswersTable = mysqlTable("survey_answers_table", {
     pk: primaryKey({ columns: [table.participantId, table.skillId] }),
 }));
 
+export const surveyCommentsTable = mysqlTable("survey_comments_table", {
+    id: int().autoincrement().primaryKey(),
+    surveyId: int().notNull().references(() => surveysTable.id, { onDelete: "cascade" }),
+    participantId: int().notNull().references(() => surveyAccessTable.id, { onDelete: "cascade" }),
+    comment: text().notNull(),
+}, (table) => ({
+    surveyParticipantIndex: index("survey_participant_index").on(table.surveyId, table.participantId),
+}));
+
 export const surveyPermissionsTable = mysqlTable("survey_permissions_table", {
     id: int().autoincrement().primaryKey(),
     surveyId: int().notNull().references(() => surveysTable.id, { onDelete: "cascade" }),
diff --git a/src/db/survey.ts b/src/db/survey.ts
index ec4247e..4ca2820 100644
--- a/src/db/survey.ts
+++ b/src/db/survey.ts
@@ -5,7 +5,7 @@ const log = debug('survey:admin:edit');
 
 import { eq, or, and, inArray, gte, sql, isNull } from "drizzle-orm";
 import { db } from "../db";
-import { surveyAccessTable, surveyAnswersTable, surveyPermissionsTable, surveySkillsTable, surveysTable, usersTable } from "../db/schema";
+import { surveyAccessTable, surveyAnswersTable, surveyCommentsTable, surveyPermissionsTable, surveySkillsTable, surveysTable, usersTable } from "../db/schema";
 import { AccessLevel, type AccessToken, type Email, type ParticipantId, type SkillId, type SurveyData, type SurveyId, type SurveyMetaData, type UserId } from "$lib/types";
 import { checkAccess, whenAccess } from "$lib/helpers/shared/permissions";
 import { generateRandomToken } from "$lib/helpers/shared/randomToken";
@@ -125,6 +125,7 @@ export async function loadSurvey(id: SurveyId, userId: UserId): Promise<SurveyDa
         }
         return null;
     });
+    const comments = await whenAccess(survey, AccessLevel.ReadResult, () => db.select().from(surveyCommentsTable).where(eq(surveyCommentsTable.surveyId, id)));
 
     return {
         ...survey,
@@ -135,7 +136,8 @@ export async function loadSurvey(id: SurveyId, userId: UserId): Promise<SurveyDa
             answers: answers?.filter(answer => answer.participantId === participant.id).map(answer => ({
                 skillId: answer.skillId as SkillId,
                 rating: answer.rating / 10 // convert back to original vallue. The DB stores integer values only to prevent rounding and matching errors
-            })) ?? []
+            })) ?? [],
+            comment: comments?.find(comment => comment.participantId === participant.id)?.comment ?? null
         })) ?? [],
         skills: skills?.map(skill => ({
             id: skill.id as SkillId,
diff --git a/src/lib/components/Comments.svelte b/src/lib/components/Comments.svelte
new file mode 100644
index 0000000..86df101
--- /dev/null
+++ b/src/lib/components/Comments.svelte
@@ -0,0 +1,21 @@
+<script lang="ts">
+    export type CommentEntry = {
+        email: string;
+        comment: string | null;
+    };
+
+    type Props = {
+        comments: CommentEntry[];
+    }
+
+    let { comments }: Props = $props();
+</script>
+
+<div class="m-4 border p-2">
+    {#each comments.filter((participant) => !!participant.comment) as comment}
+        <h3 class="text-lg">{comment.email}:</h3>
+        <p class="text-sm ml-4 mt-2">{comment.comment}</p>
+    {:else}
+        No comments
+    {/each}
+</div>
diff --git a/src/lib/types.ts b/src/lib/types.ts
index 49f3149..5554cd4 100644
--- a/src/lib/types.ts
+++ b/src/lib/types.ts
@@ -55,6 +55,7 @@ export type SurveyParticipant = {
     email: Email;
     accessToken: AccessToken | null;
     answers: SurveyAnswer[];
+    comment: string | null;
 }
 
 /// Information about a specific skill
diff --git a/src/routes/(app)/survey/[surveyId]/+page.svelte b/src/routes/(app)/survey/[surveyId]/+page.svelte
index 4b6829b..ac8aa5d 100644
--- a/src/routes/(app)/survey/[surveyId]/+page.svelte
+++ b/src/routes/(app)/survey/[surveyId]/+page.svelte
@@ -20,6 +20,7 @@
 	import Button from '$lib/components/Button.svelte';
 	import EyeSlash from '$lib/components/icons/EyeSlash.svelte';
 	import Eye from '$lib/components/icons/Eye.svelte';
+	import Comments from '$lib/components/Comments.svelte';
 
 	let { data }: { data: PageData } = $props();
 
@@ -164,6 +165,8 @@
 	<div class="grid grid-cols-1 justify-items-center">
 		<Diagram data={diagramData} {reviewMode}/>
 	</div>
+	<h2 class="ml-2 mt-4 text-2xl">Comments</h2>
+	<Comments comments={data.participants} />
 {:else}
 	<div class="text-center">You do not have permission to see the survey results</div>
 {/if}
diff --git a/src/routes/[accessToken]/+page.server.ts b/src/routes/[accessToken]/+page.server.ts
index 42a1db8..15e7cba 100644
--- a/src/routes/[accessToken]/+page.server.ts
+++ b/src/routes/[accessToken]/+page.server.ts
@@ -1,6 +1,6 @@
 import { error, redirect } from '@sveltejs/kit';
 import { db } from '../../db';
-import { surveyAccessTable, surveyAnswersTable, surveySkillsTable, surveysTable } from '../../db/schema';
+import { surveyAccessTable, surveyAnswersTable, surveyCommentsTable, surveySkillsTable, surveysTable } from '../../db/schema';
 import type { PageServerLoad } from './$types';
 
 import { eq } from 'drizzle-orm';
@@ -65,13 +65,13 @@ export const actions = {
 
         const formData = await request.formData();
         // validate that the form doesn't contain invalid skill IDs
-        const skillEntries = [...formData.entries()].filter(([key, _]) => !key.startsWith('disable-'));
+        const skillEntries = [...formData.entries()].filter(([key, _]) => !key.startsWith('disable-') && key !== 'comment');
         const allIdsValid = skillEntries.every(([key, _]) => skills.some(skill => skill.id.toString() === key));
         const deselectedIds = [...formData.entries().filter(([key, _]) => key.startsWith('disable-')).map(([key, _]) => parseInt(key.replace('disable-', '')))];
         if (!allIdsValid || skillEntries.length + deselectedIds.length !== skills.length) {
             let missing_ids = skills.filter(skill => !skillEntries.some(([key, _]) => key === skill.id.toString()) && !deselectedIds.includes(skill.id));
             let invalid_ids = skillEntries.filter(([key, _]) => !skills.some(skill => skill.id.toString() === key)).map(([key, _]) => key);
-            log_store.log("Invalid (%o) or missing (%o) skill IDs", invalid_ids, missing_ids);
+            log_store("Invalid (%o) or missing (%o) skill IDs", invalid_ids, missing_ids);
             error(400, 'Invalid skill ID');
         }
 
@@ -90,6 +90,14 @@ export const actions = {
 
         await db.insert(surveyAnswersTable).values([...answers]);
 
+        const comment = formData.get('comment');
+        if (comment) {
+            await db.insert(surveyCommentsTable).values({
+                surveyId: survey.id, participantId: results[0].survey_access_table.id,
+                comment: comment.toString()
+            });
+        }
+
         redirect(303, `/${params.accessToken}/thanks`);
     }
 }
\ No newline at end of file
diff --git a/src/routes/[accessToken]/+page.svelte b/src/routes/[accessToken]/+page.svelte
index f354004..bd21369 100644
--- a/src/routes/[accessToken]/+page.svelte
+++ b/src/routes/[accessToken]/+page.svelte
@@ -26,6 +26,11 @@
 <form method="POST" class="text-center">
 	<Skills bind:skills />
 
+	<label for="comment" class="mt-5 w-1/2 block m-auto">
+		<p>Please provide additional comments, if necessary.</p>
+	</label> 
+	<textarea name="comment" id="comment" class="mt-5 w-1/2 block m-auto" placeholder="Comment"></textarea>
+
 	<button type="submit" class="mt-5 w-40 bg-slate-200">Submit</button>
 </form>