Update README

.gitea/workflows/docker.yml

@@ -0,0 +1,64 @@
+name: Build and Publish Docker Image
+
+on:
+  workflow_dispatch:
+  push:
+    tags:
+      - 'v*'
+
+env:
+  REGISTRY: git.quad4.io
+  IMAGE_NAME: quad4-software/linking-tool
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      packages: write
+    outputs:
+      image_digest: ${{ steps.build.outputs.digest }}
+      image_tags: ${{ steps.meta.outputs.tags }}
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@f43a0e5ff2bd294095638e18286ca9a3d1956744
+
+      - name: Set up QEMU
+        uses: docker/setup-qemu-action@29109295f81e9208d7d86ff1c6c12d2833863392
+        with:
+          platforms: amd64,arm64
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@e468171a9de216ec08956ac3ada2f0791b6bd435
+
+      - name: Log in to the Container registry
+        uses: docker/login-action@184bdaa0721073962dff0199f1fb9940f07167d1
+        with:
+          registry: ${{ env.REGISTRY }}
+          username: ${{ secrets.REGISTRY_USERNAME }}
+          password: ${{ secrets.REGISTRY_PASSWORD }}
+
+      - name: Extract metadata (tags, labels) for Docker
+        id: meta
+        uses: docker/metadata-action@c1e51972afc2121e065aed6d45c65596fe445f3f
+        with:
+          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
+          tags: |
+            type=raw,value=latest,enable={{is_default_branch}}
+            type=ref,event=branch,prefix=,suffix=,enable={{is_default_branch}}
+            type=ref,event=pr
+            type=semver,pattern={{version}}
+            type=semver,pattern={{major}}.{{minor}}
+            type=sha,format=short
+
+      - name: Build and push Docker image
+        id: build
+        uses: docker/build-push-action@ca052bb54ab0790a636c9b5f226502c73d547a25
+        with:
+          context: .
+          file: ./Dockerfile
+          platforms: linux/amd64,linux/arm64
+          push: ${{ github.event_name != 'pull_request' }}
+          tags: ${{ steps.meta.outputs.tags }}
+          labels: ${{ steps.meta.outputs.labels }}

.gitea/workflows/npm-publish.yml

@@ -0,0 +1,36 @@
+name: Publish NPM Package
+
+on:
+  workflow_dispatch:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: '22'
+
+      - name: Install dependencies
+        run: npm ci --registry=https://registry.npmjs.org/
+
+      - name: Package
+        run: make package
+
+      - name: Configure npm for publishing
+        uses: actions/setup-node@v4
+        with:
+          node-version: '22'
+          registry-url: 'https://git.quad4.io/api/packages/quad4-software/npm/'
+
+      - name: Publish
+        run: npm publish
+        env:
+          NPM_TOKEN: ${{ secrets.NPM_TOKEN }}

.npmrc

@@ -1 +1,2 @@
-engine-strict=true
+@quad4:registry=https://git.quad4.io/api/packages/quad4-software/npm/
+//git.quad4.io/api/packages/quad4-software/npm/:_authToken=${NPM_TOKEN}

Makefile

@@ -1,4 +1,4 @@
-.PHONY: help install dev build preview check lint format clean
+.PHONY: help install dev build preview check lint format clean docker-build docker-run docker package publish
 
 help:
 	@echo 'Usage: make [target]'
@@ -6,15 +6,19 @@ help:
 	@echo 'Available targets:'
 	@awk 'BEGIN {FS = ":.*?## "} /^[a-zA-Z_-]+:.*?## / {printf "  %-15s %s\n", $$1, $$2}' $(MAKEFILE_LIST)
 
-install:
-	npm install
-
 dev:
+	npm install
 	npm run dev
 
 build:
 	npm run build
 
+package:
+	npm run package
+
+publish:
+	npm publish
+
 preview:
 	npm run preview
 
@@ -28,5 +32,13 @@ format:
 	npm run format
 
 clean:
-	rm -rf .svelte-kit build node_modules/.vite
+	rm -rf .svelte-kit build node_modules/.vite dist package
+
+docker-build:
+	docker build -t linking-tool .
+
+docker-run:
+	docker run --rm -p 3000:3000 linking-tool
+
+docker: docker-build docker-run
 

README.md

@@ -2,6 +2,8 @@
 
 A client-side web linking tool for mapping relationships between entities.
 
+<img src="showcase/linkingtool.png" alt="showcase image" width="900">
+
 ## Features
 
 - Interactive graph visualization
@@ -12,9 +14,41 @@ A client-side web linking tool for mapping relationships between entities.
 - Undo/Redo support
 - PWA support (installable, offline-capable)
 - Self-hostable
+- Mobile support
+
+## Self-Hosting
+
+### NPM
+
+```sh
+npm config set @quad4:registry https://git.quad4.io/api/packages/quad4-software/npm/
+npm install -g @quad4/linking-tool
+linking-tool
+```
+Or
+
+```sh
+PORT=3000 HOST=0.0.0.0 linking-tool
+```
+### Docker
+
+```sh
+docker run -p 3000:3000 git.quad4.io/quad4-software/linking-tool
+```
+
+### Podman
+
+```sh
+podman run -p 3000:3000 git.quad4.io/quad4-software/linking-tool
+```
 
 ## Development
 
+```sh
+git clone https://git.quad4.io/quad4-software/linking-tool.git
+cd linking-tool
+```
+
 ### NPM
 
 ```sh
@@ -37,6 +71,10 @@ docker build -t quad4-linking-tool .
 docker run -p 3000:3000 quad4-linking-tool
 ```
 
+## Contributing
+
+Send us a email at[team@quad4.io](mailto:team@quad4.io) for any issues or feedback. 
+
 ## LICENSE
 
 [MIT](LICENSE)

bin/linking-tool.js

@@ -0,0 +1,7 @@
+#!/usr/bin/env node
+
+process.env.HOST = process.env.HOST || '127.0.0.1';
+process.env.PORT = process.env.PORT || '3000';
+
+import '../build/index.js';
+

eslint.config.js

@@ -32,6 +32,8 @@ export default [
 				Blob: 'readonly',
 				Event: 'readonly',
 				MouseEvent: 'readonly',
+				TouchEvent: 'readonly',
+				Touch: 'readonly',
 				WheelEvent: 'readonly',
 				KeyboardEvent: 'readonly',
 				URLSearchParams: 'readonly',
@@ -70,6 +72,26 @@ export default [
 			...sveltePlugin.configs.recommended.rules,
 		},
 	},
+	{
+		files: ['bin/**/*.js'],
+		languageOptions: {
+			globals: {
+				process: 'readonly',
+			},
+		},
+	},
+	{
+		files: ['static/sw.js'],
+		languageOptions: {
+			globals: {
+				self: 'readonly',
+				caches: 'readonly',
+				fetch: 'readonly',
+				URL: 'readonly',
+				console: 'readonly',
+			},
+		},
+	},
 	{
 		ignores: ['node_modules/**', '.svelte-kit/**', 'build/**', 'dist/**', 'archive/**'],
 	},

package-lock.json

@@ -1,21 +1,25 @@
 {
-	"name": "quad4-linking-tool",
-	"version": "1.2.1",
+	"name": "@quad4/linking-tool",
+	"version": "1.3.0",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
-			"name": "quad4-linking-tool",
-			"version": "1.2.1",
+			"name": "@quad4/linking-tool",
+			"version": "1.3.0",
 			"dependencies": {
 				"autoprefixer": "^10.4.23",
 				"lucide-svelte": "^0.562.0",
 				"postcss": "^8.5.6",
 				"tailwindcss": "^3.4.19"
 			},
+			"bin": {
+				"linking-tool": "bin/linking-tool.js"
+			},
 			"devDependencies": {
 				"@eslint/js": "^9.39.2",
 				"@sveltejs/adapter-auto": "^7.0.0",
+				"@sveltejs/adapter-node": "^5.4.0",
 				"@sveltejs/kit": "^2.49.1",
 				"@sveltejs/vite-plugin-svelte": "^6.2.1",
 				"@typescript-eslint/eslint-plugin": "^8.50.1",
@@ -29,6 +33,9 @@
 				"svelte-eslint-parser": "^1.4.1",
 				"typescript": "^5.9.3",
 				"vite": "^7.2.6"
+			},
+			"engines": {
+				"node": ">=18.0.0"
 			}
 		},
 		"node_modules/@alloc/quick-lru": {
@@ -813,6 +820,112 @@
 			"dev": true,
 			"license": "MIT"
 		},
+		"node_modules/@rollup/plugin-commonjs": {
+			"version": "28.0.9",
+			"resolved": "https://registry.npmjs.org/@rollup/plugin-commonjs/-/plugin-commonjs-28.0.9.tgz",
+			"integrity": "sha512-PIR4/OHZ79romx0BVVll/PkwWpJ7e5lsqFa3gFfcrFPWwLXLV39JVUzQV9RKjWerE7B845Hqjj9VYlQeieZ2dA==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"@rollup/pluginutils": "^5.0.1",
+				"commondir": "^1.0.1",
+				"estree-walker": "^2.0.2",
+				"fdir": "^6.2.0",
+				"is-reference": "1.2.1",
+				"magic-string": "^0.30.3",
+				"picomatch": "^4.0.2"
+			},
+			"engines": {
+				"node": ">=16.0.0 || 14 >= 14.17"
+			},
+			"peerDependencies": {
+				"rollup": "^2.68.0||^3.0.0||^4.0.0"
+			},
+			"peerDependenciesMeta": {
+				"rollup": {
+					"optional": true
+				}
+			}
+		},
+		"node_modules/@rollup/plugin-commonjs/node_modules/is-reference": {
+			"version": "1.2.1",
+			"resolved": "https://registry.npmjs.org/is-reference/-/is-reference-1.2.1.tgz",
+			"integrity": "sha512-U82MsXXiFIrjCK4otLT+o2NA2Cd2g5MLoOVXUZjIOhLurrRxpEXzI8O0KZHr3IjLvlAH1kTPYSuqer5T9ZVBKQ==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"@types/estree": "*"
+			}
+		},
+		"node_modules/@rollup/plugin-json": {
+			"version": "6.1.0",
+			"resolved": "https://registry.npmjs.org/@rollup/plugin-json/-/plugin-json-6.1.0.tgz",
+			"integrity": "sha512-EGI2te5ENk1coGeADSIwZ7G2Q8CJS2sF120T7jLw4xFw9n7wIOXHo+kIYRAoVpJAN+kmqZSoO3Fp4JtoNF4ReA==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"@rollup/pluginutils": "^5.1.0"
+			},
+			"engines": {
+				"node": ">=14.0.0"
+			},
+			"peerDependencies": {
+				"rollup": "^1.20.0||^2.0.0||^3.0.0||^4.0.0"
+			},
+			"peerDependenciesMeta": {
+				"rollup": {
+					"optional": true
+				}
+			}
+		},
+		"node_modules/@rollup/plugin-node-resolve": {
+			"version": "16.0.3",
+			"resolved": "https://registry.npmjs.org/@rollup/plugin-node-resolve/-/plugin-node-resolve-16.0.3.tgz",
+			"integrity": "sha512-lUYM3UBGuM93CnMPG1YocWu7X802BrNF3jW2zny5gQyLQgRFJhV1Sq0Zi74+dh/6NBx1DxFC4b4GXg9wUCG5Qg==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"@rollup/pluginutils": "^5.0.1",
+				"@types/resolve": "1.20.2",
+				"deepmerge": "^4.2.2",
+				"is-module": "^1.0.0",
+				"resolve": "^1.22.1"
+			},
+			"engines": {
+				"node": ">=14.0.0"
+			},
+			"peerDependencies": {
+				"rollup": "^2.78.0||^3.0.0||^4.0.0"
+			},
+			"peerDependenciesMeta": {
+				"rollup": {
+					"optional": true
+				}
+			}
+		},
+		"node_modules/@rollup/pluginutils": {
+			"version": "5.3.0",
+			"resolved": "https://registry.npmjs.org/@rollup/pluginutils/-/pluginutils-5.3.0.tgz",
+			"integrity": "sha512-5EdhGZtnu3V88ces7s53hhfK5KSASnJZv8Lulpc04cWO3REESroJXg73DFsOmgbU2BhwV0E20bu2IDZb3VKW4Q==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"@types/estree": "^1.0.0",
+				"estree-walker": "^2.0.2",
+				"picomatch": "^4.0.2"
+			},
+			"engines": {
+				"node": ">=14.0.0"
+			},
+			"peerDependencies": {
+				"rollup": "^1.20.0||^2.0.0||^3.0.0||^4.0.0"
+			},
+			"peerDependenciesMeta": {
+				"rollup": {
+					"optional": true
+				}
+			}
+		},
 		"node_modules/@rollup/rollup-android-arm-eabi": {
 			"version": "4.54.0",
 			"resolved": "https://registry.npmjs.org/@rollup/rollup-android-arm-eabi/-/rollup-android-arm-eabi-4.54.0.tgz",
@@ -1147,6 +1260,22 @@
 				"@sveltejs/kit": "^2.0.0"
 			}
 		},
+		"node_modules/@sveltejs/adapter-node": {
+			"version": "5.4.0",
+			"resolved": "https://registry.npmjs.org/@sveltejs/adapter-node/-/adapter-node-5.4.0.tgz",
+			"integrity": "sha512-NMsrwGVPEn+J73zH83Uhss/hYYZN6zT3u31R3IHAn3MiKC3h8fjmIAhLfTSOeNHr5wPYfjjMg8E+1gyFgyrEcQ==",
+			"dev": true,
+			"license": "MIT",
+			"dependencies": {
+				"@rollup/plugin-commonjs": "^28.0.1",
+				"@rollup/plugin-json": "^6.1.0",
+				"@rollup/plugin-node-resolve": "^16.0.0",
+				"rollup": "^4.9.5"
+			},
+			"peerDependencies": {
+				"@sveltejs/kit": "^2.4.0"
+			}
+		},
 		"node_modules/@sveltejs/kit": {
 			"version": "2.49.2",
 			"resolved": "https://registry.npmjs.org/@sveltejs/kit/-/kit-2.49.2.tgz",
@@ -1245,6 +1374,13 @@
 			"dev": true,
 			"license": "MIT"
 		},
+		"node_modules/@types/resolve": {
+			"version": "1.20.2",
+			"resolved": "https://registry.npmjs.org/@types/resolve/-/resolve-1.20.2.tgz",
+			"integrity": "sha512-60BCwRFOZCQhDncwQdxxeOEEkbc5dIMccYLwbxsS4TUNeVECQ/pBJ0j09mrHOl/JJvpRPGwO9SvE4nR2Nb/a4Q==",
+			"dev": true,
+			"license": "MIT"
+		},
 		"node_modules/@typescript-eslint/eslint-plugin": {
 			"version": "8.50.1",
 			"resolved": "https://registry.npmjs.org/@typescript-eslint/eslint-plugin/-/eslint-plugin-8.50.1.tgz",
@@ -1824,6 +1960,13 @@
 				"node": ">= 6"
 			}
 		},
+		"node_modules/commondir": {
+			"version": "1.0.1",
+			"resolved": "https://registry.npmjs.org/commondir/-/commondir-1.0.1.tgz",
+			"integrity": "sha512-W9pAhw0ja1Edb5GVdIF1mjZw/ASI0AlShXM83UUGe2DVr5TdAPEA1OA8m/g8zWp9x6On7gqufY+FatDbC3MDQg==",
+			"dev": true,
+			"license": "MIT"
+		},
 		"node_modules/concat-map": {
 			"version": "0.0.1",
 			"resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
@@ -2257,6 +2400,13 @@
 				"node": ">=4.0"
 			}
 		},
+		"node_modules/estree-walker": {
+			"version": "2.0.2",
+			"resolved": "https://registry.npmjs.org/estree-walker/-/estree-walker-2.0.2.tgz",
+			"integrity": "sha512-Rfkk/Mp/DL7JVje3u18FxFujQlTNR2q6QfMSMB7AvCBx91NGj/ba3kCfza0f6dVDbw7YlRf/nDrn7pQrCCyQ/w==",
+			"dev": true,
+			"license": "MIT"
+		},
 		"node_modules/esutils": {
 			"version": "2.0.3",
 			"resolved": "https://registry.npmjs.org/esutils/-/esutils-2.0.3.tgz",
@@ -2573,6 +2723,13 @@
 				"node": ">=0.10.0"
 			}
 		},
+		"node_modules/is-module": {
+			"version": "1.0.0",
+			"resolved": "https://registry.npmjs.org/is-module/-/is-module-1.0.0.tgz",
+			"integrity": "sha512-51ypPSPCoTEIN9dy5Oy+h4pShgJmPCygKfyRCISBI+JoWT/2oJvK8QPxmwv7b/p239jXrm9M1mlQbyKJ5A152g==",
+			"dev": true,
+			"license": "MIT"
+		},
 		"node_modules/is-number": {
 			"version": "7.0.0",
 			"resolved": "https://registry.npmjs.org/is-number/-/is-number-7.0.0.tgz",

package.json

@@ -1,21 +1,39 @@
 {
-	"name": "quad4-linking-tool",
-	"private": true,
-	"version": "1.2.1",
+	"name": "@quad4/linking-tool",
+	"version": "1.3.0",
 	"type": "module",
+	"main": "./build/index.js",
+	"bin": {
+		"linking-tool": "./bin/linking-tool.js"
+	},
+	"engines": {
+		"node": ">=18.0.0"
+	},
+	"publishConfig": {
+		"registry": "https://git.quad4.io/api/packages/quad4-software/npm/"
+	},
+	"files": [
+		"build/**/*",
+		"bin/**/*",
+		"README.md",
+		"LICENSE"
+	],
 	"scripts": {
 		"dev": "VITE_APP_VERSION=$(node -p \"require('./package.json').version\") vite dev",
 		"build": "VITE_APP_VERSION=$(node -p \"require('./package.json').version\") vite build",
 		"preview": "VITE_APP_VERSION=$(node -p \"require('./package.json').version\") vite preview",
+		"start": "HOST=127.0.0.1 PORT=3000 node build",
 		"prepare": "svelte-kit sync || echo ''",
 		"check": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json",
 		"check:watch": "svelte-kit sync && svelte-check --tsconfig ./tsconfig.json --watch",
 		"format": "prettier --write .",
-		"lint": "eslint ."
+		"lint": "eslint .",
+		"package": "svelte-kit sync && vite build"
 	},
 	"devDependencies": {
 		"@eslint/js": "^9.39.2",
 		"@sveltejs/adapter-auto": "^7.0.0",
+		"@sveltejs/adapter-node": "^5.4.0",
 		"@sveltejs/kit": "^2.49.1",
 		"@sveltejs/vite-plugin-svelte": "^6.2.1",
 		"@typescript-eslint/eslint-plugin": "^8.50.1",

src/components/IdentityGraph.svelte

@@ -102,6 +102,7 @@
 
 	let selectedNodeId: string | null = null;
 	let selectedNodeIds: Set<string> = new Set();
+	let selectedLinkId: string | null = null;
 	let draggedNodeId: string | null = null;
 	let draggedNodeIds: Set<string> = new Set();
 	let linkStartNodeId: string | null = null;
@@ -166,6 +167,7 @@
 	let imageUploadError = '';
 	let newNodeImageError = '';
 	let controlsCollapsed = false;
+	let isMobile = false;
 	let copiedNodes: Node[] = [];
 	let searchQuery = '';
 	let searchInput: HTMLInputElement | null = null;
@@ -177,16 +179,17 @@
 	let touchHoldTimeout: ReturnType<typeof setTimeout> | null = null;
 	let touchHoldNodeId: string | null = null;
 	let touchHoldStart = { x: 0, y: 0 };
+	let isLongPressing = false;
 
 	$: isLight = theme === 'light';
 
 	$: panelClass =
-		(isLight
-			? 'bg-white/60 border-amber-200 text-neutral-800 shadow-amber-900/10'
-			: 'bg-neutral-900/50 border-neutral-800 text-neutral-200 shadow-lg') + ' backdrop-blur';
+		isLight
+			? 'bg-white/95 border-amber-200 text-neutral-800 shadow-amber-900/10'
+			: 'bg-neutral-900/95 border-neutral-800 text-neutral-200 shadow-lg';
 	$: iconButtonClass = isLight
-		? 'p-1.5 md:p-2 rounded text-neutral-600 hover:text-neutral-900 hover:bg-amber-100'
-		: 'p-1.5 md:p-2 hover:bg-neutral-800 rounded text-neutral-400 hover:text-white';
+		? 'p-2 md:p-2 mobile-landscape:p-1 rounded text-neutral-600 hover:text-neutral-900 hover:bg-amber-100'
+		: 'p-2 md:p-2 mobile-landscape:p-1 hover:bg-neutral-800 rounded text-neutral-400 hover:text-white';
 	$: dividerClass = isLight
 		? 'hidden md:block md:h-px bg-neutral-300 md:my-1'
 		: 'hidden md:block md:h-px bg-neutral-800 md:my-1';
@@ -676,6 +679,7 @@
 				isPanning = true;
 				selectedNodeId = null;
 				selectedNodeIds.clear();
+				selectedLinkId = null;
 				containerElement.style.cursor = 'grabbing';
 			}
 		}
@@ -685,6 +689,15 @@
 		e.stopPropagation();
 		const mouse = getScreenCoords(e);
 		lastMouse = mouse;
+		selectedLinkId = null;
+
+		if (isMobile && selectedNodeId && selectedNodeId !== nodeId && !isLinking) {
+			addLink(selectedNodeId, nodeId);
+			selectedNodeId = nodeId;
+			selectedNodeIds.clear();
+			selectedNodeIds.add(nodeId);
+			return;
+		}
 
 		if (e.shiftKey) {
 			isLinking = true;
@@ -722,22 +735,30 @@
 		clearTouchHold();
 		touchHoldNodeId = nodeId;
 		touchHoldStart = { x: touch.clientX, y: touch.clientY };
-		handleNodeMouseDown(
-			new MouseEvent('mousedown', {
-				clientX: touch.clientX,
-				clientY: touch.clientY,
-				button: 0,
-				bubbles: true,
-			}),
-			nodeId
-		);
+		isLongPressing = false;
+
+		if (selectedNodeId && selectedNodeId !== nodeId && !isLinking) {
+			addLink(selectedNodeId, nodeId);
+			selectedNodeId = nodeId;
+			selectedNodeIds.clear();
+			selectedNodeIds.add(nodeId);
+			return;
+		}
+
+		selectedNodeId = nodeId;
+		selectedNodeIds.clear();
+		selectedNodeIds.add(nodeId);
+		selectedLinkId = null;
+
 		touchHoldTimeout = setTimeout(() => {
 			if (touchHoldNodeId === nodeId) {
-				selectedNodeId = nodeId;
-				selectedNodeIds.clear();
-				selectedNodeIds.add(nodeId);
+				isLongPressing = true;
+				isDragging = true;
+				draggedNodeId = nodeId;
+				draggedNodeIds.clear();
+				draggedNodeIds.add(nodeId);
 			}
-		}, 450);
+		}, 300);
 	}
 
 	function handleMouseMove(e: MouseEvent) {
@@ -789,7 +810,7 @@
 		}
 	}
 
-	function handleMouseUp(_e?: MouseEvent) {
+	function handleMouseUp() {
 		if (isDragging && (draggedNodeId || draggedNodeIds.size > 0)) {
 			saveToLocalStorage();
 		}
@@ -818,6 +839,7 @@
 			touchHoldTimeout = null;
 		}
 		touchHoldNodeId = null;
+		isLongPressing = false;
 	}
 
 	function touchToMouseEvent(
@@ -842,22 +864,22 @@
 	function handleTouchMove(e: TouchEvent) {
 		if (e.touches.length === 0) return;
 		const touch = e.touches[0];
-		if (touchHoldTimeout) {
+		if (touchHoldTimeout && !isLongPressing) {
 			const dx = touch.clientX - touchHoldStart.x;
 			const dy = touch.clientY - touchHoldStart.y;
 			if (Math.hypot(dx, dy) > 10) {
 				clearTouchHold();
 			}
 		}
-		handleMouseMove(touchToMouseEvent(touch, 'mousemove'));
+		if (isLongPressing && touchHoldNodeId) {
+			handleMouseMove(touchToMouseEvent(touch, 'mousemove'));
+		}
 	}
 
-	function handleTouchEnd(e: TouchEvent) {
+	function handleTouchEnd() {
+		const wasLongPressing = isLongPressing;
 		clearTouchHold();
-		const touch = e.changedTouches[0] || e.touches[0];
-		if (touch) {
-			handleMouseUp();
-		} else {
+		if (wasLongPressing) {
 			handleMouseUp();
 		}
 	}
@@ -924,6 +946,10 @@
 	}
 
 	function deleteSelected() {
+		if (selectedLinkId) {
+			deleteLink(selectedLinkId);
+			return;
+		}
 		if (selectedNodeIds.size === 0 && !selectedNodeId) return;
 		pushState();
 		const idsToDelete =
@@ -939,10 +965,25 @@
 		saveToLocalStorage();
 	}
 
+	function deleteLink(linkId: string) {
+		pushState();
+		links = links.filter((l) => l.id !== linkId);
+		selectedLinkId = null;
+		saveToLocalStorage();
+	}
+
+	function selectLink(linkId: string, e: MouseEvent) {
+		e.stopPropagation();
+		selectedLinkId = linkId;
+		selectedNodeId = null;
+		selectedNodeIds.clear();
+	}
+
 	function startEditingLink(linkId: string, e: MouseEvent) {
 		e.stopPropagation();
 		const link = links.find((l) => l.id === linkId);
 		if (link) {
+			selectedLinkId = linkId;
 			editingLinkId = linkId;
 			editingLinkLabel = link.label;
 			editingLinkType = link.type || 'Linked';
@@ -1145,7 +1186,7 @@
 
 		if (
 			(e.key === 'Delete' || e.key === 'Backspace') &&
-			(selectedNodeId || selectedNodeIds.size > 0)
+			(selectedLinkId || selectedNodeId || selectedNodeIds.size > 0)
 		) {
 			deleteSelected();
 		}
@@ -1185,10 +1226,21 @@
 	}
 
 	onMount(() => {
+		const checkMobile = () => {
+			isMobile = window.innerWidth < 640;
+		};
+		checkMobile();
+		if (isMobile) {
+			controlsCollapsed = true;
+		}
+		window.addEventListener('resize', checkMobile);
 		loadTheme();
 		if (!loadFromUrl()) {
 			loadFromLocalStorage();
 		}
+		return () => {
+			window.removeEventListener('resize', checkMobile);
+		};
 	});
 
 	$: {
@@ -1203,40 +1255,40 @@
 </script>
 
 <div
-	class={`flex h-full flex-col rounded-xl overflow-hidden relative border transition-colors ${
+	class={`flex h-full flex-col overflow-hidden relative transition-colors ${
 		isLight
-			? 'bg-gradient-to-b from-amber-50 via-white to-amber-100 border-amber-200 shadow-lg'
-			: 'bg-neutral-900/50 border-neutral-800'
+			? 'bg-gradient-to-b from-amber-50 via-white to-amber-100 border-amber-200 shadow-lg rounded-none md:rounded-xl border-0 md:border'
+			: 'bg-neutral-900/50 border-neutral-800 rounded-none md:rounded-xl border-0 md:border'
 	}`}
 	bind:this={containerElement}
 >
 	<div
-		class="absolute z-10 pointer-events-none flex flex-col gap-2 top-2 left-1/2 -translate-x-1/2 md:left-4 md:translate-x-0 md:top-4 max-w-[calc(100vw-0.5rem)] md:max-w-none"
+		class="absolute z-10 pointer-events-none flex flex-col gap-1 md:gap-2 top-1 md:top-2 left-1/2 -translate-x-1/2 md:left-4 md:translate-x-0 md:top-4 max-w-[calc(100vw-1rem)] md:max-w-none max-h-[calc(100vh-120px)] md:max-h-none mobile-landscape:flex-row mobile-landscape:left-1/2 mobile-landscape:-translate-x-1/2 mobile-landscape:top-auto mobile-landscape:bottom-2 mobile-landscape:max-h-none mobile-landscape:gap-1"
 	>
-		<div class={`rounded-lg p-1 md:p-2 pointer-events-auto shadow-lg border ${panelClass}`}>
+		<div class={`rounded-lg p-1 mobile-landscape:p-1 md:p-2 pointer-events-auto shadow-lg border ${panelClass} max-h-full overflow-y-auto mobile-landscape:max-h-none mobile-landscape:overflow-visible`}>
 			<div
-				class="flex flex-row flex-wrap md:flex-col md:flex-nowrap gap-0.5 md:gap-1 justify-center w-full md:w-auto"
+				class="flex flex-row flex-wrap md:flex-col md:flex-nowrap mobile-landscape:flex-row mobile-landscape:flex-nowrap mobile-landscape:flex-wrap gap-1.5 md:gap-1.5 mobile-landscape:gap-1 justify-center w-full md:w-auto mobile-landscape:w-auto"
 			>
 				<button class={iconButtonClass} title="Toggle Theme" on:click={toggleTheme}>
 					{#if theme === 'dark'}
-						<Sun size={16} />
+						<Sun size={16} class="md:w-4 md:h-4 mobile-landscape:w-3 mobile-landscape:h-3" />
 					{:else}
-						<Moon size={16} />
+						<Moon size={16} class="md:w-4 md:h-4 mobile-landscape:w-3 mobile-landscape:h-3" />
 					{/if}
 				</button>
 				<div class={dividerClass}></div>
 				<button class={iconButtonClass} title="Add Node" on:click={() => (showAddModal = true)}>
-					<Plus size={16} />
+					<Plus size={16} class="md:w-4 md:h-4 mobile-landscape:w-3 mobile-landscape:h-3" />
 				</button>
 				<div class={dividerClass}></div>
 				<button class={iconButtonClass} title="Import Graph" on:click={importGraph}>
-					<Upload size={16} />
+					<Upload size={16} class="md:w-4 md:h-4 mobile-landscape:w-3 mobile-landscape:h-3" />
 				</button>
 				<button class={iconButtonClass} title="Export JSON" on:click={exportGraph}>
-					<Download size={16} />
+					<Download size={16} class="md:w-4 md:h-4 mobile-landscape:w-3 mobile-landscape:h-3" />
 				</button>
 				<button class={iconButtonClass} title="Share Link" on:click={shareGraph}>
-					<Share2 size={16} />
+					<Share2 size={16} class="md:w-4 md:h-4 mobile-landscape:w-3 mobile-landscape:h-3" />
 				</button>
 				<div class={dividerClass}></div>
 				<button
@@ -1244,7 +1296,7 @@
 					title="Keyboard Shortcuts (?)"
 					on:click={() => (showShortcutsModal = true)}
 				>
-					<HelpCircle size={16} />
+					<HelpCircle size={16} class="md:w-4 md:h-4 mobile-landscape:w-3 mobile-landscape:h-3" />
 				</button>
 				<div class={dividerClass}></div>
 				<button
@@ -1254,7 +1306,7 @@
 					disabled={undoStack.length === 0}
 					class:opacity-50={undoStack.length === 0}
 				>
-					<Undo2 size={16} />
+					<Undo2 size={16} class="md:w-4 md:h-4 mobile-landscape:w-3 mobile-landscape:h-3" />
 				</button>
 				<button
 					class={iconButtonClass}
@@ -1263,14 +1315,14 @@
 					disabled={redoStack.length === 0}
 					class:opacity-50={redoStack.length === 0}
 				>
-					<Redo2 size={16} />
+					<Redo2 size={16} class="md:w-4 md:h-4 mobile-landscape:w-3 mobile-landscape:h-3" />
 				</button>
 				<div class={dividerClass}></div>
 				<button class={iconButtonClass} title="Fit to Screen" on:click={centerView}>
-					<Maximize size={16} />
+					<Maximize size={16} class="md:w-4 md:h-4 mobile-landscape:w-3 mobile-landscape:h-3" />
 				</button>
 				<button class={iconButtonClass} title="Clear Graph" on:click={clearGraph}>
-					<Trash2 size={16} />
+					<Trash2 size={16} class="md:w-4 md:h-4 mobile-landscape:w-3 mobile-landscape:h-3" />
 				</button>
 			</div>
 		</div>
@@ -1427,15 +1479,27 @@
 							(target && target.label.toLowerCase().includes(searchQuery.toLowerCase())))}
 					{#if source && target}
 						<g class="group">
+							<!-- svelte-ignore a11y-no-static-element-interactions -->
+							<!-- svelte-ignore a11y-click-events-have-key-events -->
 							<line
 								x1={source.x}
 								y1={source.y}
 								x2={target.x}
 								y2={target.y}
-								stroke={isMatch ? '#ef4444' : linkColor}
-								stroke-width={isMatch ? '3' : strokeWidth}
-								stroke-opacity={isMatch ? '0.8' : linkStrength === 'weak' ? '0.5' : '1'}
-								class="transition-colors group-hover:stroke-neutral-300"
+								stroke={selectedLinkId === link.id ? '#ef4444' : isMatch ? '#ef4444' : linkColor}
+								stroke-width={selectedLinkId === link.id ? '3' : isMatch ? '3' : strokeWidth}
+								stroke-opacity={selectedLinkId === link.id ? '1' : isMatch ? '0.8' : linkStrength === 'weak' ? '0.5' : '1'}
+								class="transition-colors group-hover:stroke-neutral-300 cursor-pointer"
+								style="pointer-events: stroke;"
+								role="button"
+								tabindex="0"
+								on:click={(e) => selectLink(link.id, e)}
+								on:keydown={(e) => {
+									if (e.key === 'Enter' || e.key === ' ') {
+										e.preventDefault();
+										selectLink(link.id, e as unknown as MouseEvent);
+									}
+								}}
 							/>
 							{#if !editingLinkId || editingLinkId !== link.id}
 								<!-- svelte-ignore a11y-no-static-element-interactions -->
@@ -1445,10 +1509,12 @@
 									width={link.label.length * 6 + 8}
 									height="16"
 									rx="4"
-									fill={isLight ? '#ffffff' : '#171717'}
+									fill={selectedLinkId === link.id ? (isLight ? '#fef2f2' : '#7f1d1d') : isLight ? '#ffffff' : '#171717'}
+									stroke="none"
 									class="cursor-pointer"
 									role="button"
 									tabindex="0"
+									on:click={(e) => selectLink(link.id, e)}
 									on:dblclick={(e) => startEditingLink(link.id, e)}
 									on:keydown={(e) => {
 										if (e.key === 'Enter') {
@@ -1538,6 +1604,17 @@
 									class="animate-pulse"
 								/>
 							{/if}
+							{#if isMobile && selectedNodeId === node.id && !isLinking}
+								<circle
+									r="32"
+									fill="none"
+									stroke="#ef4444"
+									stroke-width="3"
+									stroke-opacity="0.6"
+									stroke-dasharray="8 4"
+									class="animate-pulse"
+								/>
+							{/if}
 							{#if isMatch && searchQuery.trim()}
 								<circle
 									r="30"

src/lib/version.ts

@@ -1 +1,20 @@
-export const APP_VERSION = import.meta.env.VITE_APP_VERSION || 'dev';
+declare const __APP_VERSION__: string | undefined;
+
+type ProcessLike = {
+	env?: Record<string, string | undefined>;
+};
+
+const definedVersion =
+	typeof __APP_VERSION__ !== 'undefined' && __APP_VERSION__ ? __APP_VERSION__ : undefined;
+
+const processEnv =
+	typeof globalThis === 'object' && globalThis !== null
+		? ((globalThis as unknown as { process?: ProcessLike }).process?.env ?? undefined)
+		: undefined;
+
+const envVersion =
+	typeof processEnv?.npm_package_version === 'string' && processEnv.npm_package_version
+		? processEnv.npm_package_version
+		: undefined;
+
+export const APP_VERSION = definedVersion ?? envVersion ?? 'dev';

src/routes/+page.svelte

@@ -8,13 +8,13 @@
 	<title>Linking Tool - Identity Graph</title>
 	<meta
 		name="description"
-		content="Linking Tool - A client-side identity graph visualization tool for mapping relationships between entities."
+		content="Linking Tool - A client-side web linking tool for mapping relationships between entities."
 	/>
 	<meta property="og:type" content="website" />
-	<meta property="og:title" content="Linking Tool - Identity Graph" />
+	<meta property="og:title" content="Linking Tool" />
 	<meta
 		property="og:description"
-		content="A client-side identity graph visualization tool for mapping relationships between entities."
+		content="A client-side web linking tool for mapping relationships between entities."
 	/>
 	<meta property="og:image" content="/favicon.svg" />
 	<link rel="icon" type="image/svg+xml" href="/favicon.svg" />
@@ -22,17 +22,22 @@
 
 <div class="flex flex-col h-screen bg-bg-primary text-text-primary">
 	<header
-		class="bg-neutral-950 border-b border-neutral-800 px-4 sm:px-6 py-3 flex flex-col sm:flex-row justify-between items-center gap-2 flex-shrink-0 shadow-lg"
+		class="bg-neutral-950 border-b border-neutral-800 px-2 sm:px-6 py-1.5 sm:py-3 flex flex-col sm:flex-row justify-between items-center gap-1 sm:gap-2 flex-shrink-0 shadow-lg"
 	>
-		<h1 class="text-lg sm:text-xl font-semibold text-accent-red-light flex items-center gap-2">
+		<a
+			href="https://git.quad4.io/Quad4-Software/Linking-Tool"
+			target="_blank"
+			rel="noopener noreferrer"
+			class="text-sm sm:text-xl font-semibold text-accent-red-light flex items-center gap-1.5 sm:gap-2 hover:text-accent-red-dark transition-colors"
+		>
 			<div
-				class="h-5 w-5 rounded border border-accent-red-light flex items-center justify-center bg-neutral-900"
+				class="h-4 w-4 sm:h-5 sm:w-5 rounded border border-accent-red-light flex items-center justify-center bg-neutral-900"
 			>
-				<LinkIcon size={14} class="text-accent-red-light" />
+				<LinkIcon size={12} class="sm:w-[14px] sm:h-[14px] text-accent-red-light" />
 			</div>
 			Linking Tool
-		</h1>
-		<div class="text-text-secondary text-xs sm:text-sm flex items-center gap-2">
+		</a>
+		<div class="text-text-secondary text-[10px] sm:text-sm flex items-center gap-1 sm:gap-2">
 			<span
 				>Created by <a
 					href="https://quad4.io"
@@ -51,7 +56,7 @@
 			>
 		</div>
 	</header>
-	<main class="flex-1 relative overflow-hidden bg-bg-primary p-4">
+	<main class="flex-1 relative overflow-hidden bg-bg-primary p-0 sm:p-4">
 		<IdentityGraph />
 	</main>
 </div>

static/sw.js

@@ -1,4 +1,3 @@
-/* eslint-env serviceworker */
 const CACHE_NAME = 'quad4-linking-tool-v1';
 const urlsToCache = ['/', '/favicon.svg', '/manifest.json'];
 

svelte.config.js

@@ -1,16 +1,11 @@
-import adapter from '@sveltejs/adapter-auto';
+import adapter from '@sveltejs/adapter-node';
 import { vitePreprocess } from '@sveltejs/vite-plugin-svelte';
 
 /** @type {import('@sveltejs/kit').Config} */
 const config = {
-	// Consult https://svelte.dev/docs/kit/integrations
-	// for more information about preprocessors
 	preprocess: vitePreprocess(),
 
 	kit: {
-		// adapter-auto only supports some environments, see https://svelte.dev/docs/kit/adapter-auto for a list.
-		// If your environment is not supported, or you settled on a specific environment, switch out the adapter.
-		// See https://svelte.dev/docs/kit/adapters for more information about adapters.
 		adapter: adapter(),
 	},
 };

tailwind.config.js

@@ -16,6 +16,9 @@ export default {
 			fontFamily: {
 				sans: ['Nunito', 'Inter', 'Segoe UI', 'system-ui', '-apple-system', 'sans-serif'],
 			},
+			screens: {
+				'mobile-landscape': { raw: '(max-width: 767px) and (orientation: landscape)' },
+			},
 		},
 	},
 	plugins: [],

vite.config.ts

@@ -1,6 +1,16 @@
 import { sveltekit } from '@sveltejs/kit/vite';
 import { defineConfig } from 'vite';
+import pkg from './package.json' with { type: 'json' };
+
+declare const process: {
+	env: Record<string, string | undefined>;
+};
+
+const appVersion = process.env.VITE_APP_VERSION ?? pkg.version ?? 'dev';
 
 export default defineConfig({
+	define: {
+		__APP_VERSION__: JSON.stringify(appVersion),
+	},
 	plugins: [sveltekit()],
 });