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+# How to contribute
+
+All meaningful contributions are welcome. If you're not sure about something,
+open an issue or [join the discord server](https://discord.youhavetrouble.me/)
+to talk it out.
+
+## Reporting issues
+
+If you find a bug or unexpected behavior, open an issue. Include information about
+how to reproduce the issue, and any relevant error messages from your browser's
+console.
+
+## Pull requests
+PLEASE OPEN AN ISSUE OR DISCUSS ON DISCORD BEFORE MAKING A PULL REQUEST.
+
+Noone likes to waste time on a PR that won't be accepted, so please ask first!
+
+## Inputting data
+
+Entire project is data-driven and contributions can be made either via pull request or
+submitting a json file with the data formatted as described below. If anything's unclear,
+[ask on discord](https://discord.youhavetrouble.me/).
+
+### Items
+You can see the existing data [here](https://github.com/YouHaveTrouble/DiscipleOfLand/blob/master/public/data/items.json).
+Item data adheres to following json schema:
+```json
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "type": "object",
+  "patternProperties": {
+    "^[a-zA-Z0-9-]+$": {
+      "type": "object",
+      "properties": {
+        "name": { "type": "string" },
+        "level": { "type": "integer" },
+        "stars": { "type": "integer" },
+        "perception": { "type": "integer" }
+      },
+      "required": ["name", "level"]
+    }
+  },
+  "additionalProperties": false
+}
+
+```
+
+### Zones
+You can see the existing data [here](https://github.com/YouHaveTrouble/DiscipleOfLand/blob/master/public/data/zones.json).
+Zone data adheres to following json schema:
+```json
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "type": "object",
+  "patternProperties": {
+    "^[a-zA-Z0-9-]+$": {
+      "type": "object",
+      "properties": {
+        "name": {
+          "type": "object",
+          "properties": {
+            "en": { "type": "string" }
+          },
+          "required": ["en"]
+        },
+        "aetherytes": {
+          "type": "array",
+          "items": {
+            "type": "object",
+            "properties": {
+              "position": {
+                "type": "object",
+                "properties": {
+                  "x": { "type": "number" },
+                  "y": { "type": "number" }
+                },
+                "required": ["x", "y"]
+              },
+              "name": {
+                "type": "object",
+                "properties": {
+                  "en": { "type": "string" }
+                },
+                "required": ["en"]
+              }
+            },
+            "required": ["position", "name"]
+          }
+        }
+      },
+      "required": ["name", "aetherytes"]
+    }
+  },
+  "additionalProperties": false
+}
+```
+
+### Nodes
+You can see the existing data [here](https://github.com/YouHaveTrouble/DiscipleOfLand/blob/master/public/data/nodes.json).
+Node data adheres to following json schema:
+```json
+{
+  "$schema": "https://json-schema.org/draft/2020-12/schema",
+  "type": "object",
+  "properties": {
+    "job": { 
+      "type": "string",
+      "enum": ["botanist", "miner"]
+    },
+    "type": { 
+      "type": "string",
+      "enum": ["unspoiled", "legendary"]
+    },
+    "position": {
+      "type": "object",
+      "properties": {
+        "zone": { "type": "string" },
+        "x": { "type": "number" },
+        "y": { "type": "number" }
+      },
+      "required": ["zone", "x", "y"]
+    },
+    "times": {
+      "type": "array",
+      "items": { "type": "string", "pattern": "^\\d{2}:\\d{2}-\\d{2}:\\d{2}$" },
+      "minItems": 2,
+      "maxItems": 2
+    },
+    "items": {
+      "type": "array",
+      "items": { "type": "string" }
+    }
+  },
+  "required": ["job", "type", "position", "times", "items"]
+}
+```
+`times` is an array of two strings representing the time the node is available in Eorzea time.
+First value is the time the node becomes available, second value is the time the node disappears.
+
+`items` elements are ids corresponding to the items in the items.json file.
+