diff --git a/patches/frontend/src/conf/main.config.ts b/patches/frontend/src/conf/main.config.ts
new file mode 100644
index 0000000..866edb4
--- /dev/null
+++ b/patches/frontend/src/conf/main.config.ts
@@ -0,0 +1,109 @@
+import { AppConfig } from './app.config';
+import { MAP_CONFIG as MapConfig } from './map.config';
+
+export const DefaulConfig = {
+    // Default MainConfig
+    appName: 'GeoNature-citizen',
+    API_ENDPOINT: 'http://localhost:5002/api',
+    API_TAXHUB: 'http://localhost:5000/api',
+    API_CITY: 'https://nominatim.openstreetmap.org/reverse',
+    HCAPTCHA_SITE_KEY: null,
+    FRONTEND: {
+        PROD_MOD: true,
+        MULTILINGUAL: false,
+        DISPLAY_FOOTER: true,
+        DISPLAY_TOPBAR: true,
+        DISPLAY_SIDEBAR: true,
+        DISPLAY_STATS: true,
+        DISPLAY_BADGES: true,
+        NEW_OBS_FORM_MODAL_VERSION: true,
+    },
+    META: {
+        keywords: 'biodiversite enquetes participatif observations',
+    },
+    about: true,
+    URL_APPLICATION: 'http://127.0.0.1:4200',
+    REWARDS: true,
+    termsOfUse: {
+        fr: 'assets/cgu.pdf',
+        en: 'assets/termsOfUse.pdf',
+    },
+    signup: 'optional', // never|optional|always
+    email_contact: false,
+    platform_intro: {
+        fr: 'Bienvenue<br /> sur GeoNature Citizen',
+        en: 'Welcome<br /> on GeoNature Citizen',
+    },
+    platform_teaser: {
+        fr: 'Hae duae provinciae bello quondam piratico catervis mixtae praedonum a Servilio pro consule missae sub iugum factae sunt vectigales. et hae quidem regiones velut in prominenti terrarum lingua positae ob orbe eoo monte Amano disparantur.',
+        en: 'Hae duae provinciae bello quondam piratico catervis mixtae praedonum a Servilio pro consule missae sub iugum factae sunt vectigales. et hae quidem regiones velut in prominenti terrarum lingua positae ob orbe eoo monte Amano disparantur.',
+    },
+    platform_participate: {
+        fr: 'PARTICIPER AU PROGRAMME',
+        en: 'PARTICIPATE',
+    },
+    programs_label: {
+        fr: 'Programmes',
+        en: 'Surveys',
+    },
+    program_label: {
+        fr: 'Le programme',
+        en: 'Survey',
+    },
+    program_share_an_observation: {
+        fr: 'PARTAGER UNE OBSERVATION',
+        en: 'SHARE AN OBSERVATION',
+    },
+    program_add_an_observation: {
+        fr: 'AJOUTER UNE OBSERVATION',
+        en: 'CONTRIBUTE AN OBSERVATION',
+    },
+    program_allow_email_contact: {
+        fr: "J'accepte que mon adresse e-mail puisse être utilisée pour recontacter à propos de mon observation",
+        en: 'I agree that my e-mail address can be used to recontact about my observation',
+    },
+    taxonDisplayImageWhenUnique: true,
+    taxonSelectInputThreshold: 7,
+    taxonAutocompleteInputThreshold: 12,
+    taxonAutocompleteFields: [
+        'nom_complet',
+        'nom_vern',
+        'nom_vern_eng',
+        'cd_nom',
+    ],
+    taxonDisplaySciName: true,
+    program_list_observers_names: true,
+    program_list_sort: '-timestamp_create',
+    details_espece_url: '<url_inpn_or_atlas>/cd_nom/', // !! gardez bien le cd_nom/ dans l'url
+    registration_message: 'Vous inscrire vous permet de gérer vos observations',
+    imageUpload: {
+        maxHeight: 1440,
+        maxWidth: 1440,
+        quality: 0.9,
+    },
+    // Default MapConfig
+    DEFAULT_PROVIDER: 'OpenStreetMapOrg',
+    BASEMAPS: [
+        {
+            name: 'OpenStreetMapOrg',
+            maxZoom: 19,
+            layer: '//{s}.tile.openstreetmap.org/{z}/{x}/{y}.png',
+            subdomains: 'abc',
+            attribution:
+                '&copy; <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a> contributors, Tiles style by <a href="https://www.hotosm.org/" target="_blank">Humanitarian OpenStreetMap Team</a> hosted by <a href="https://openstreetmap.fr/" target="_blank">OpenStreetMap France</a>',
+        },
+    ],
+    CENTER: [46.52863469527167, 2.43896484375],
+    ZOOM_LEVEL: 6,
+    ZOOM_LEVEL_RELEVE: 15,
+    NEW_OBS_POINTER: 'assets/pointer-blue2.png',
+    OBS_POINTER: 'assets/pointer-green.png',
+    LOCATE_CONTROL_TITLE: {
+        fr: 'Me localiser',
+        en: 'Show me where i am',
+    },
+};
+
+export const MainConfig = { ...DefaulConfig, ...AppConfig, ...MapConfig };
+
+export default MainConfig;