diff --git a/.github/workflows/json.yml b/.github/workflows/json.yml
new file mode 100644
index 0000000..c1918c3
--- /dev/null
+++ b/.github/workflows/json.yml
@@ -0,0 +1,30 @@
+name: Update JSON schema file
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - run: yarn
+      - run: |
+          mkdir -p json/deployment
+          for I in ./deployment/*.js
+          do
+            node - "$I" > ./json/"$I"on << 'EOF'
+              console.log(JSON.stringify(require(process.argv[2]), null, 2))
+          EOF
+          done
+      - name: Push changes back to GitHub
+        env:
+          GIT_COMMITTER_NAME: Janitor
+          GIT_AUTHOR_NAME: Janitor
+          EMAIL: repository-janitor[bot]@users.noreply.github.com
+        run: |
+          git add --all \
+            && git commit -m "Update $(node -p 'new Date().toJSON()')" \
+            || echo "Nothing to commit"
+          git push origin "$GITHUB_REF"
diff --git a/json/deployment/config-env.json b/json/deployment/config-env.json
new file mode 100644
index 0000000..49c6de3
--- /dev/null
+++ b/json/deployment/config-env.json
@@ -0,0 +1,39 @@
+{
+  "EnvKey": {
+    "type": "string",
+    "pattern": "^[A-z0-9_]+$",
+    "minLength": 1,
+    "maxLength": 256
+  },
+  "EnvKeys": {
+    "type": "array",
+    "minItems": 0,
+    "maxItems": 100,
+    "uniqueItems": true,
+    "items": {
+      "type": "string",
+      "pattern": "^[A-z0-9_]+$",
+      "minLength": 1,
+      "maxLength": 256
+    },
+    "additionalProperties": false
+  },
+  "EnvValue": {
+    "type": "string",
+    "minLength": 0,
+    "maxLength": 65536
+  },
+  "EnvObject": {
+    "type": "object",
+    "minProperties": 0,
+    "maxProperties": 100,
+    "patternProperties": {
+      ".+": {
+        "type": "string",
+        "minLength": 0,
+        "maxLength": 65536
+      }
+    },
+    "additionalProperties": false
+  }
+}
diff --git a/json/deployment/config-static.json b/json/deployment/config-static.json
new file mode 100644
index 0000000..b8b4049
--- /dev/null
+++ b/json/deployment/config-static.json
@@ -0,0 +1,85 @@
+{
+  "type": "object",
+  "properties": {
+    "public": {
+      "type": "string"
+    },
+    "cleanUrls": {
+      "type": [
+        "boolean",
+        "array"
+      ]
+    },
+    "rewrites": {
+      "type": "array"
+    },
+    "redirects": {
+      "type": "array"
+    },
+    "headers": {
+      "type": "array",
+      "maxItems": 50,
+      "minItems": 1,
+      "uniqueItems": true,
+      "items": {
+        "type": "object",
+        "required": [
+          "source",
+          "headers"
+        ],
+        "properties": {
+          "source": {
+            "type": "string",
+            "maxLength": 100,
+            "minLength": 1
+          },
+          "headers": {
+            "type": "array",
+            "maxItems": 50,
+            "minItems": 1,
+            "uniqueItems": true,
+            "items": {
+              "type": "object",
+              "required": [
+                "key",
+                "value"
+              ],
+              "properties": {
+                "key": {
+                  "type": "string",
+                  "minLength": 1,
+                  "maxLength": 128,
+                  "pattern": "^[a-zA-Z0-9_!#$%&'*+.^`|~-]+$"
+                },
+                "value": {
+                  "type": "string",
+                  "minLength": 1,
+                  "maxLength": 2048,
+                  "pattern": "^[a-zA-Z0-9_!#$%&'*+.;/:, =^`|~-]+$"
+                }
+              },
+              "additionalProperties": false
+            }
+          }
+        },
+        "additionalProperties": false
+      }
+    },
+    "directoryListing": {
+      "type": [
+        "boolean",
+        "array"
+      ]
+    },
+    "unlisted": {
+      "type": "array"
+    },
+    "trailingSlash": {
+      "type": "boolean"
+    },
+    "renderSingle": {
+      "type": "boolean"
+    }
+  },
+  "additionalProperties": false
+}
diff --git a/json/deployment/config.json b/json/deployment/config.json
new file mode 100644
index 0000000..cdbdb0c
--- /dev/null
+++ b/json/deployment/config.json
@@ -0,0 +1,314 @@
+{
+  "type": "object",
+  "additionalProperties": false,
+  "dependencies": {
+    "slot": {
+      "type": "object",
+      "required": [
+        "features"
+      ],
+      "properties": {
+        "features": {
+          "type": "object",
+          "required": [
+            "cloud"
+          ],
+          "properties": {
+            "cloud": {
+              "const": "v2"
+            }
+          }
+        }
+      }
+    }
+  },
+  "properties": {
+    "name": {
+      "type": "string",
+      "minLength": 1
+    },
+    "project": {
+      "type": "string",
+      "minLength": 1
+    },
+    "alias": {
+      "type": [
+        "string",
+        "array"
+      ]
+    },
+    "env": {
+      "anyOf": [
+        {
+          "type": "object",
+          "minProperties": 0,
+          "maxProperties": 100,
+          "patternProperties": {
+            ".+": {
+              "type": "string",
+              "minLength": 0,
+              "maxLength": 65536
+            }
+          },
+          "additionalProperties": false
+        },
+        {
+          "type": "array",
+          "minItems": 0,
+          "maxItems": 100,
+          "uniqueItems": true,
+          "items": {
+            "type": "string",
+            "pattern": "^[A-z0-9_]+$",
+            "minLength": 1,
+            "maxLength": 256
+          },
+          "additionalProperties": false
+        }
+      ]
+    },
+    "build": {
+      "type": "object",
+      "additionalProperties": false,
+      "properties": {
+        "env": {
+          "type": "object",
+          "minProperties": 0,
+          "maxProperties": 100,
+          "patternProperties": {
+            ".+": {
+              "type": "string",
+              "minLength": 0,
+              "maxLength": 65536
+            }
+          },
+          "additionalProperties": false
+        }
+      }
+    },
+    "scale": {
+      "type": "object",
+      "patternProperties": {
+        ".+": {
+          "type": "object",
+          "required": [
+            "max",
+            "min"
+          ],
+          "properties": {
+            "max": {
+              "anyOf": [
+                {
+                  "type": "number",
+                  "minimum": 1
+                },
+                {
+                  "const": "auto"
+                }
+              ]
+            },
+            "min": {
+              "type": "number",
+              "minimum": 0
+            }
+          },
+          "if": {
+            "properties": {
+              "max": {
+                "type": "number"
+              }
+            }
+          },
+          "then": {
+            "properties": {
+              "min": {
+                "maximum": {
+                  "$data": "1/max"
+                }
+              }
+            }
+          }
+        }
+      },
+      "additionalProperties": false
+    },
+    "regions": {
+      "type": "array"
+    },
+    "dotenv": {
+      "type": [
+        "boolean",
+        "string"
+      ]
+    },
+    "files": {
+      "type": "array"
+    },
+    "type": {
+      "type": "string"
+    },
+    "forwardNpm": {
+      "type": "boolean"
+    },
+    "public": {
+      "type": "boolean"
+    },
+    "engines": {
+      "type": "object"
+    },
+    "api": {
+      "type": "string"
+    },
+    "static": {
+      "type": "object",
+      "properties": {
+        "public": {
+          "type": "string"
+        },
+        "cleanUrls": {
+          "type": [
+            "boolean",
+            "array"
+          ]
+        },
+        "rewrites": {
+          "type": "array"
+        },
+        "redirects": {
+          "type": "array"
+        },
+        "headers": {
+          "type": "array",
+          "maxItems": 50,
+          "minItems": 1,
+          "uniqueItems": true,
+          "items": {
+            "type": "object",
+            "required": [
+              "source",
+              "headers"
+            ],
+            "properties": {
+              "source": {
+                "type": "string",
+                "maxLength": 100,
+                "minLength": 1
+              },
+              "headers": {
+                "type": "array",
+                "maxItems": 50,
+                "minItems": 1,
+                "uniqueItems": true,
+                "items": {
+                  "type": "object",
+                  "required": [
+                    "key",
+                    "value"
+                  ],
+                  "properties": {
+                    "key": {
+                      "type": "string",
+                      "minLength": 1,
+                      "maxLength": 128,
+                      "pattern": "^[a-zA-Z0-9_!#$%&'*+.^`|~-]+$"
+                    },
+                    "value": {
+                      "type": "string",
+                      "minLength": 1,
+                      "maxLength": 2048,
+                      "pattern": "^[a-zA-Z0-9_!#$%&'*+.;/:, =^`|~-]+$"
+                    }
+                  },
+                  "additionalProperties": false
+                }
+              }
+            },
+            "additionalProperties": false
+          }
+        },
+        "directoryListing": {
+          "type": [
+            "boolean",
+            "array"
+          ]
+        },
+        "unlisted": {
+          "type": "array"
+        },
+        "trailingSlash": {
+          "type": "boolean"
+        },
+        "renderSingle": {
+          "type": "boolean"
+        }
+      },
+      "additionalProperties": false
+    },
+    "limits": {
+      "type": "object",
+      "properties": {
+        "duration": {
+          "type": "number",
+          "minimum": 60000,
+          "maximum": 900000
+        },
+        "maxConcurrentReqs": {
+          "type": "number",
+          "minimum": 1,
+          "maximum": 256
+        },
+        "timeout": {
+          "type": "number",
+          "minimum": 60000,
+          "maximum": 900000
+        }
+      },
+      "additionalProperties": false
+    },
+    "features": {
+      "type": "object",
+      "patternProperties": {
+        ".*": {
+          "type": [
+            "string",
+            "number",
+            "boolean"
+          ]
+        }
+      }
+    },
+    "github": {
+      "type": "object",
+      "properties": {
+        "enabled": {
+          "type": "boolean"
+        },
+        "autoAlias": {
+          "type": "boolean"
+        },
+        "autoJobCancelation": {
+          "type": "boolean"
+        },
+        "silent": {
+          "type": "boolean"
+        }
+      },
+      "additionalProperties": false
+    },
+    "slot": {
+      "type": "string",
+      "pattern": "c.125-m512|c1-m4096|staging-*"
+    },
+    "service": {
+      "type": "object",
+      "additionalProperties": false,
+      "properties": {
+        "port": {
+          "type": "number",
+          "minimum": 1,
+          "maximum": 32767
+        }
+      }
+    }
+  }
+}
diff --git a/json/deployment/service.json b/json/deployment/service.json
new file mode 100644
index 0000000..49aeea9
--- /dev/null
+++ b/json/deployment/service.json
@@ -0,0 +1,13 @@
+{
+  "Service": {
+    "type": "object",
+    "additionalProperties": false,
+    "properties": {
+      "port": {
+        "type": "number",
+        "minimum": 1,
+        "maximum": 32767
+      }
+    }
+  }
+}