Translate user-facing docs and node help to English

README, NODES.md, install scripts, palette help text, and example flows — node .js logic unchanged.

flows/example-flows.json

@@ -2,9 +2,9 @@
     {
         "id": "collab_tab",
         "type": "tab",
-        "label": "NC Collabora — exempel",
+        "label": "NC Collabora — examples",
         "disabled": false,
-        "info": "Skapa nc-collab-config först (kugghjul). Byt FILL_IN_USER och app-lösenord.\n\n1. capabilities — CODE lever?\n2. ncFileToPdf — PDF i OfficeOut\n3. document:direct — editorUrl\n\nSe docs/NODES.md"
+        "info": "Create nc-collab-config first (gear menu). Set FILL_IN_USER and app password.\n\n1. capabilities — is CODE up?\n2. ncFileToPdf — PDF in OfficeOut\n3. document:direct — editorUrl\n\nSee docs/NODES.md"
     },
     {
         "id": "nc_collab_cfg",
@@ -104,7 +104,7 @@
         "id": "inj_editor",
         "type": "inject",
         "z": "collab_tab",
-        "name": "3. Öppna i Office",
+        "name": "3. Open in Office",
         "props": [
             {
                 "p": "ncPath",
@@ -149,7 +149,7 @@
         "id": "inj_extract",
         "type": "inject",
         "z": "collab_tab",
-        "name": "4. Fält i mall",
+        "name": "4. Template fields",
         "props": [
             {
                 "p": "ncPath",